Micro CH 1, & 4

Lakukan tugas rumah & ujian kamu dengan baik sekarang menggunakan Quizwiz!

Well the vast majority of micro organisms are not harmful to humans dolls that are referred to as? Pathogens symbiont fungi bacteria

Pathogens

Which type of micro organism lacks a membrane-bound nucleus and most membrane bound organelles? Prokaryotic eukaryotic

Prokaryotic

Work by Robert Koch and other scientist to show that human diseases could arise from infection lead to the _____ theory of disease

germ

Which of the following are characteristics inherent to life? Heredity growth and development sexual reproduction metabolism

Heredity, metabolism growth and development

The _____ is a polysaccharide protective coating outside of the bacterial cell wall that is called either a capsule or slime layer based on its structure.

glycocalyx

The _____ is an extracellular material that is closely associated with biofilm formation

glycocalyx

capsules and slime layers are both types of which of the following? Cells proteins glycocalyx

glycocalyx

When a theory is supported by compelling evidence that is correct it becomes known as which of the following? Deduction hypothesis law

law

Identify the two important diseases caused by mycobacteria. leprosy tuberculosis whooping cough Diphtheria

leprosy tuberculosis

The cell membrane consists of a _____ bilayer with embedded _____

lipid; proteins

The outer membrane of a Graham negative cell contains which of the following? Peptidoglycan lipopolysaccharide Lipoprotein teichoic acid

lipopolysaccharide Lipoprotein

Which of the following describes a cluster of flagella emerging from the same site?monotrichous lophotrichous amphitrichous

lophotrichous

Which of the following occurs when a cell breaks or ruptures? Sporulation lysis phagocytosis Apoptosis

lysis

Tears and saliva contain _____, an enzyme which digests Peptidoglycan and breaks down bacterial cell walls.

lysozyme

Range of measurement Round worm, algae microscopic atomic macroscopic ultra microscopic

macroscopic

Which of the following is part of the cell wall of Michael bacteria? Cellulose Peptidoglycan Lipopolysaccharide mycolic acid

mycolic acid Peptidoglycan

The study of mold and yeast is called ? mycology parasitology phycology protozoology

mycology

____ is the study of fungi

mycology

Which bacteria have no cell wall, but have a cytoplasmic membrane that is stabilized by sterols? Mycobacterium mycoplasma gram-positive Gram negative streptococci

mycoplasma

Which terms refer to cells without cell walls? Protoplast mycobacterium sphereoplasts Bacillus mycoplasma

mycoplasma Protoplast sphereoplasts

The cell envelope of gram-_____ bacteria is composed of an outer membrane, cell wall, and a cell membrane

negative

The movement of an organism away from a chemical repellent is called _____ chemotaxis

negative

In prokaryotes, the chromosomal DNA is aggregated in a central area called the _____

nucleoide

How many chromosomes do bacteria contain? 2 46 23 1

one

And general disease causing organisms are referred to as which of the following? pathogens bacteria microorganisms animalcules

pathogens

The cell wall in bacteria is primarily composed of

peptidoglycan, PPG or PG

The ________ space is located between the cell wall and a cell membrane and gram-positive bacteria and is a site for the temporary storage of enzymes

periplasmic

The terms that refers to the presence of flagella all over the cell surface is amphitrichous monotrichous lophotrichous peritrichous atrichous

peritrichous

Joseph lister typically use the disinfectant, ____, prior to performing surgery

phenol/ carbolic acid

Identify the major structural component of the cell membrane. Nucleic acid's cholesterol phospholipids Proteoglycan

phospholipids

Micro organisms account for about 50% of the earths _________ which is the process that converts light energy from the sun into organic molecules for food?

photosynthesis

The study of simple photosynthetic eukaryotes, the algae; raging from single-celled forms to large seaweeds Mycology virology phycology bacteriology parasitology protozoology

phycology

Identify which of the following are external structures used primarily for direct contact interactions with other cells. Cilia flagella pili fimbriae

pili fimbriae

Bacterial Pillai are composed of the protein _____

pilin

The small, circular pieces of DNA of bacterial cells which can carry the traits for antibiotic resistance or toxin production are called______

plasmid

Identify the term for multiple shapes and sizes among cells of the same species. Polysomy pleomorphism polycythemia

pleomorphism

The gram-_____ cell wall contains Peptidoglycan, teichoic acid, and Lipoteichoic acid

positive

In order to destroy and spore-forming bacteria and canned foods, canning is carried out under which of the following conditions? Boiling at 100°C for 20 minutes boiling at 100°C for one hour Pressurized steam at 120°C for two hours pressurized steam at 120°C for 20 minutes 120°C

pressurized steam at 120°C for 20 minutes 120°C

Mad cow disease and creutzfeld- jakob disease are called by which of the following? viruses protozoa prions bacteria

prions

proteinaceous infectious particles are called________?

prions

What type of cell does not contain organelles such as mitochondria or a nucleus? Plant prokaryotic human eukaryotic

prokaryotic

What are the two main functions of the glycocalyx? Reproduction cell division proteins synthesis protection adherence

protection adherence

Some strains of Mycobacterium tuberculosis are resistant to so many antibiotics that he has become known as a _____

super bug

Ribosomes function primarily to? modify proteins synthesized proteins synthesize DNA convert sunlight to chemical energy degrade RNA

synthesized proteins

Prokaryotic cells evolved on earth about how many years ago? 5 million years 5 billion years 3.5 billion years 3.5 million years

3.5 billion years

All bacteria cells have Fimbriae. A chromosome. Capsules. Flagella. Endospores.

A chromosome.

What is the difference between a true nucleus and a nucleotide? A nucleoid is surrounded by a membrane. A true nucleus is surrounded by a membrane whereas a nucleoid is not. A nucleus contains DNA whereas a nuclear does not.

A true nucleus is surrounded by a membrane whereas a nucleoid is not.

Order the following choices 1 being the smallest too 4 being the largest ranges of bacteria to other organisms A typical virus rickettsias and chlamydia's human red blood cell typical bacteria

A typical virus 1 rickettsias and chlamydia's 2 human red blood cell 4 typical bacteria 3

Endospores are ______. Resistant to destruction by radiation. All of these choices are correct. Resistant to heat and chemical destruction living structures metabolically inactive

All of these choices are correct.

What is the glycocalyx? An intercellular substance that canfers antibiotic resistance to the cell. An extra cellular coding that provides protection to the cell. An enzyme present in the periplasmic space. The major component of the bacterial cell wall.

An extra cellular coding that provides protection to the cell.

All of the following pertain to endotoxins except they are involved in typhoid fever and some meningitis cases. Are found in acid fast bacterial cell walls. Are specific bacterial cell wall lipids. Can cause shock in the human body. Can simulate fever in the human body.

Are found in acid fast bacterial cell walls.

choose all the functions that can be performed by Pili or Fimbriae. Attachment to eukaryotic cells biofilm formation mating swimming motility twitching motility

Attachment to eukaryotic cells biofilm formation mating twitching motility

_______ ________ is the rod shaped, spore forming bacterium that causes anthrax.

Bacillus anthracis

Which of the following bacterial component to deuce and S they're under harsh conditions? Bacillus anthracis Streptococcus pyogenes Clostridium difficile borrelia burgdorferi

Bacillus anthracis Clostridium difficile

The canning food industry must be sure their process destroys which of the following bacteria that can cause food poisoning? C. Perfringens B. Anthracis C. Tetani C. Botulinum

C. Botulinum

_________ _________ Inn endospores remove water and leave the endospore very dehydrated

Calcium dipicolinate

Which structure protects bacteria from being phagocytized? Cell membrane. Slime layer. Capsule. All of these choices are correct. fimbriae

Capsule.

What cell envelope component is not a static structure? Cell membrane cell wall nuclear membrane Peptidoglycan

Cell membrane

Which of the following acts as a selective barrier between the internal and extra no contents of the cell? Cell membrane cell wall capsule

Cell membrane

Bacteria living in salty seawater were displaced to freshwater environment, the cell structure that will prevent the cells from rupturing is the Slime layer. Cell membrane. Endospore. Cell wall. Capsule.

Cell wall.

The outcome of the Gram stain is based on differences in the bacterial cells Cell membrane. Cell wall. Ribosomes. Inclusions. Flagella

Cell wall.

________ ________ Is the anaerobic spore-forming bacteria in the classes gas gangrene.

Clostridium, C., C ; perfringens

The transfer of DNA between bacterial cells is called______

Conjugation

Elongated, rigid tubes on Graham negative bacteria that are involved in the transfer of DNA from one cell to another are called which of the following? Conjugation Pili axial filaments sex fimbriae slime layers

Conjugation Pili

_______ diphtheria and _______ pyogenes are gram-positive bacteria that have toxic properties due to proteins on their cell walls

Corynebacterium ; streptococcus

The cell envelope and closes the _____

Cytoplasm

The cell membrane surrounds a complex solution of organic materials and solids that is referred to as a _______

Cytoplasm, cytoplasmic matrix or cytosol

Which of the following statements are true about endospores. Bacterial endospores are highly resistant to heat, drying, and radiation. Endospores are only found in the environment and are not medically relevant. Endospores can exist in the environment for indefinite periods of time. Endospores resist boiling and therefore steam must be used to destroy endospores present in food. Endospores can be formed by any genus of bacteria

Endospores can exist in the environment for indefinite periods of time. Endospores resist boiling and therefore steam must be used to destroy endospores present in food. Bacterial endospores are highly resistant to heat, drying, and radiation.

select all the characteristics that define life and living things. Heredity sexual reproduction growth and development use of energy increase in size

Heredity growth and development use of energy increase in size

All the following structures contribute to the ability of pathogenic bacteria to causes this, except Capsule. Slime layer. Inclusions. Gram-negative outer membrane. Fimbriae

Inclusions

All of the following are correct about a slime layer, except It can be easily washed off the cell. It enables movement of cells. It protects the cell from loss of water and nutrients. It is a type of glycocalyx. It allows cells to participate in biofilms.

It enables movement of cells.

Developed a series of proofs to link a micro with a disease. Pasteur Lister Koch

Koch

LPS is the abbreviation for ________

Lipopolysaccharide

Besides phospholipids, the outer membrane of a gram-negative cell wall contains _____ that function as antigens and receptors and ______ that anchor the phospholipids into the Pepto glycan later

Lipopolysaccharide or LPS ; Lipoproteins or Lipoprotein

The outer membrane of Gram-negative bacteria is composed of phospholipids of and _______

Lipopolysaccharides

introduced aseptic technique to surgical setting to reduce worn infections Pasteur Lister Koch

Lister

Other than maintaining the shape of the cell, what is the primary function of the cell wall, and which component contributes most of the function? Maintaining strength; peptidoglycan Maintaining strength; phospholipids Allowing water into the cell; protein Controlling what enters the cell; phospholipid Controlling what enters the cell; Peptidoglycan

Maintaining strength; peptidoglycan

What causes primary atypical "walking" pneumonia? Mycoplasma mycobacteria

Mycoplasma

Which of the following is not a characteristic shared by all cells? Organelles cell membrane ribosomes cytoplasm chromosomes

Organelles

performed an experiment to discount the idea of spontaneous generation Pasteur Lister Koch

Pasteur

Which of the following antibiotics affect the integrity of the cell wall bacteria, thereby making them susceptible to laces? Penicillin cephalosporin erythromycin tetracycline

Penicillin cephalosporin

The bulk of the gram-positive cell wall is a homogeneous sheath of which of the following? Glycogen Peptidoglycan cellulose Phospholipid lipopolysaccharide

Peptidoglycan

Lysozyme digest which of the following in the bacterial cell wall? Peptidoglycans Teichoic acid phospholipids Lipopolysaccharides

Peptidoglycans

Identify the area between the cell wall and the cell membrane in gram-positive bacteria. Periplasmic space cytoplasmic space extra cellular space intercellular space

Periplasmic space

Capsules protect bacteria against immune cells generally referred to as _____

Phagocytes

Which of the following bacteria could exhibit phototaxis? Photosynthetic bacteria helicobacter pylori Staphylococcus aureus escherichia coli

Photosynthetic bacteria

Which of the following describes the movement toward or away from lake? Phototaxis chemotaxis

Phototaxis

Mycoplasmas are known for causing primary atypical _______

Pneumonia

Which of the following describes any arrangement of flagella where they are either attached at one or both ends of bacterium? Polar monotrichous lophotrichous amphitrichous

Polar

The most immediate result of destruction of a sales reps and would be Material would not be able to process a membrane. Destruction of the cell's DNA. Proteins synthesis would stop. Loss of capsule. Formation of glycogen inclusions.

Proteins synthesis would stop.

Which of the following are functions of the bacterial cell membrane? To maintain the structural strength of the cell Provide a site for energy reactions. A barrier between internal and external contents of the cell. Provider site for nutrient processing and synthesis Aid in mobility

Provide a site for energy reactions. A barrier between internal and external contents of the cell. Provider site for nutrient processing and synthesis

Bacterial and packages can be divided into which two functional groups? Provided attachment sites or channels provided motility storage of units generation of energy

Provided attachment sites or channels provided motility

What is the primary function of the bacterial capsule? Provides protection provide motility provides structure

Provides protection

The presence of type five Pili call the type of twitching movement and bacteria of which of the following Genera? yersinia Staphylococcus Pseudomonas escherichia

Pseudomonas

The filter located to monitoring and controlling the spread of disease within a population. Public health microbiology lab and epidemiology biotechnology immunology genetic engineering agricultural microbiology food and dairy microbiology

Public health microbiology lab and epidemiology

Near the end of the 20th century, in many parts of the world malaria has been brought under control through the judicious use of anti-malaria drugs along with pesticides that kill mosquitoes which can spread the disease. Recently, as the malaria parasite has gained resistant to certain classes of drugs, and mosquitoes have become immune to some insecticides, rates of malaria have increased, leading to the diseases _______ Reemergence emergence disappearance

Reemergence

All cells contain which of the following characteristics? Ribosomes cell membrane chromosomes cell walls organelles flagella

Ribosomes cell membrane chromosomes

The __ _____ is a protective covering and some bacteria. It is composed of thousands of copies of a single protein

S layer

What structural differences found in gram-positive cells but not in Graham negative cells? Single-cell membrane outer membrane plasma membrane Peptidoglycan

Single-cell membrane

Which type of glycocalyx is loosely attached to the bacterial cell and protects it from dehydration and loss of nutrients? Slime layer capsule biofilm plaque

Slime layer

in bacteria such as members of the bacillus and clostridium genera, nutrient depletion is likely to result in Sporulation. Plasmolysis. Germination. Starvation. Binary fission

Sporulation.

Select all of the characteristics of define life and living things. The ability to synthesize new cell components or release energy through chemical reactions. The ability to respond to their environment. The ability to control the flow of some materials across cell boundaries. The presence of a cell wall. The presence of a nucleus.

The ability to synthesize new cell cell components or release energy through chemical reactions. The ability to respond to their environment. The ability to control the flow of some materials across cell boundaries.

_____ is the study of viruses

Virology

Which of the following is an explanation of the natural world that has been repeatedly tested and verified using the scientific method? Theory hypothesis experiment Law

Theory

Which team is not a characteristic of biofilms? They involve bacteria only. They are very difficult to eliminate with antimicrobials. They can accumulate all living and nonliving surfaces They can be involved with human disease. They evolve and adapt to their surroundings.

They involve bacteria only.

The primary function of the cell membrane is? To eat in the motility of the cell To regulate the transport of molecules in and out of the cell. To maintain the shape of the cell. To synthesize proteins.

To regulate the transport of molecules in and out of the cell.

True or false cell membranes are rigid, static structures that lend stability to cells.

True

True or false diseases, including some cancers, which were once considered and noninfectious are now known to involve microbial infection

True

True or false hot carbol fuchsin is the primary dye in the acid-fast stain

True

The field which studies the relationship between microbes and domestic plants and animals. Public health microbiology lab and epidemiology biotechnology immunology genetic engineering agricultural microbiology food and dairy microbiology

agricultural microbiology

single or multicellular eukaryotes the photosynthesize to obtain energy bacteria algae helminths viruses fungi protozoa

algae

Lipopolysaccharide (LPS) is classified as a _____

andotoxin

Hydrogen atom, glucose molecule microscopic atomic macroscopic ultra microscopic

atomic

An ______ filament is a periplasmic flagellum found in some spirochete bacteria

axial

Twisting or flexing Spyro cheat by terrier is attributed to which of the following? Fimbriae pilus internal cilia axial filaments

axial filaments

Which appendages provide motility? axial filaments fimbriae flagellum glycocalyx

axial filaments , flagellum

Peptidoglycan is a component of the cell wall which of the following organisms?fungi bacteria protozoans Archaea

bacteria

Single-celled prokaryotes, bacteria algae helminths viruses fungi protozoa

bacteria

The two major types of prokaryotic cells are _____ and ______

bacteria ; Archaea

the field which uses microbes to produce specific desired products. Public health microbiology lab and epidemiology biotechnology immunology genetic engineering agricultural microbiology food and dairy microbiology

biotechnology

But he resistance of bacterial endospores has been linked to high concentrations of which of the following? calcium dipicolinate iron oxide sodium chloride calcium chloride

calcium dipicolinate

Viruses are not considered living things because they only show signs of life when they are inside of a host ________

cell or organism

Which of the following prevents the rupture of bacterial cells by internal osmotic pressure? capsule slime layer biofilm cell wall glycocalyx plasma membrane

cell wall

Identify the two main components of the cell envelope and most bacteria. Biofilm capsule cell wall cell membrane glycocalyx

cell wall cell membrane

Which of the following is the movement towards or away from a chemical stimulus, chemotaxis phototaxis deathantaxis

chemotaxis

The heredity material of most bacteria exist in the form of a single ______ strand of DNA

circular

Which of the following is formed during bacterial spores relation? Gamete endospore cell wall sporangium

endospore

What is a sterically shaped bacterial cell termed? spirillum bacillus coccus

coccus

What are the three most common shapes of bacterial cells? Irregular coccus spirillum bacillus filamentous

coccus spirillum bacillus

Pili are typically used for which of the following? Motility structural conjugation protection

conjugation

Palisades arrangement of cells is typically in which of the following bacteria? Vibrio Streptococci corynebacteria clostridia

corynebacteria

select all the following which are found in all cells regardless of cell type. cell membrane cell wall cytoplasm DNA organelles

cytoplasm DNA, cell membrane

Which of the following is the major factor that stimulate endospore formation? Excess moisture depletion of nutrients UV radiation extreme temperature

depletion of nutrients

Fungal spores function in both survival and reproduction, while bacterial spores function in survival only. True or false

false

Iodine is the decolonizer in the Gram stain true/ false

false

Treponema pallidum Are Rods that cause smallpox true or false

false

True or false Gram negative bacteria do not have peptidoglycan in their cell walls

false

True or false all bacteria have a cell wall

false

True or false prokaryotic cells contain developed organelles

false

True or false the region between the bacteria cell membrane and the cell wall is called the outer membrane

false

True or false the term Diplococci refers to an irregular cluster a spiracle bacterial cells

false

Bacterial appendages that provide attachment size or channels are called _______ and_______

fimbriae or fimbia ; Pili or Pilus

Appendages that propel bacterial cells through an aqueous environment include ____ and axial filaments

flagella

The field which is concerned with food borne diseases as well as food and beverage production. Public health microbiology lab and epidemiology biotechnology immunology genetic engineering agricultural microbiology food and dairy microbiology

food and dairy microbiology

Molds and yeast bacteria algae helminths viruses fungi protozoa

fungi

The field which manipulates DNA of an organism to create a new organism with a desired trait. Public health microbiology lab and epidemiology biotechnology immunology genetic engineering agricultural microbiology food and dairy microbiology

genetic engineering

Which of the following boards through the stomach lining and causes gastric ulcers? helicobacter pylori proteus vulgaris Streptococcus pneumoniae klebsiella pneumoniae

helicobacter pylori

multicellular eukaryotic organisms like parasitic worms bacteria algae helminths viruses fungi protozoa

helminths

which group of microorganisms includes the parasitic worms protozoa viruses helminths algae

helmiths

Endotoxin is toxic to which of the following cells? Gram-negative cells gram-positive cells human other mammalian cells gram-positive and gram-negative cells

human other mammalian cells

The field which studies the protective reactions to microbial infections, examples include blood testing and vaccination. Public health microbiology lab and epidemiology biotechnology immunology genetic engineering agricultural microbiology food and dairy microbiology

immunology

All bacteria possess a cell ______ but not all bacteria possess a cell _____

membrane; wall

Endotoxins LPS can stimulate fever and shelter in which gram-negative infections? Strep throat toxic shock syndrome meningitis typhoid fever

meningitis typhoid fever

The cell membrane is composed of ______. Proteins dispersed throughout a triglyceride bilayer proteins dispersed throughout a phospholipid bilayer phospholipids disbursed within a protein bilayer proteins dispersed throughout a phospholipid monolayer

proteins dispersed throughout a phospholipid bilayer

unicellular eukaryotes often described as animal-like bacteria algae helminths viruses fungi protozoa

protozoa

The presence of type five Pili Cause type of twitching movement and bacteria of which of the following Genera? Yersinia escherichia pseudomonas Staphylococcus

pseudomonas

Fungal spores function in _______, while bacterial spores function in ________. Reproduction; reproduction protection; reproduction protection; protection reproduction; protection

reproduction; protection

Select characteristics exhibited by prokaryotes to test your understanding of the difference between pair prokaryotic and eukaryotic organisms. DNA nucleus Golgi body ribosomes cell wall

ribosomes, DNA cell wall

A Bacillus is a bacterial cell with which of the following shapes? Spherical spiral rod

rod

What structural differences found in gram-positive cells but not in Graham negative cells? Plasma membrane outer membrane single cell membrane Peptidoglycan

single cell membrane

Which structure is most closely associated with biofilm formation? endospores cell membrane slime layer

slime layer

What is the name for a corkscrew shaped bacteria? Pili cocci bacilli spirochetes polychaetes

spirochetes

_______ Are spiral shaped bacteria characterized by periplasmic flagella and display a worm like mode of locomotion

spirochetes

Once a vegetative bacterial cell is committed to sporulation the cell is called a ______

sporangium

Endospores of certain bacterial species can enter tissues in the human body, Germinate, and cause an infectious disease true or false

true

Neisseria gonorrhoeae binds to the epithelial cells of the reproductive tract by means of which of the following? fimbriae f pilus type IV pili peritrichous flagella

type IV pili

The metabolically active and growing phase of endospore-forming bacteria is called the ______ ______

vegetative cell

Which is the dormant survival state in endospore forming bacteria? endospore vegetative state

vegetative state

Which of the following bacterial use their flagella to invade mucus membranes in Cause infections? Streptococcus pneumoniae vibrio cholerae helicobacter pylori Bacillus anthracis

vibrio cholerae helicobacter pylori

Minute acellular particles that parasitize cells. bacteria algae helminths viruses fungi protozoa

viruses

Pepto glycan in the cell ______ provides the structural support necessary to protect bacterial from lysis due to internal pressure.

wall

What is the major component of cytoplasm? Amino acids sugar water salt

water

The world health organization estimates that there are about how many infections of all type across the world every year? 1 billion 100 million 10 billion 1 million

10 billion

Prokaryotic organisms have been found around for about how long? 1.5 billion years 1.5 million years 3.5 billion years 3.5 million years

3.5 billion years

Antoine van Leeuwenhoek been looking heart design single-lens microscope that could magnify a specimen up to how many times? 30 300 3,000 1,000 10 100

300

Who developed the first single-lens microscope? Louis Pasteur Antoine van Leeuwenhoek Robert Koch John Snow Ignaz Semmelweis

Antoine van Leeuwenhoek

Who was the first to use a single lens microscope and observe "animalcules" in collected rainwater and in the plaque scraped from teeth? Joseph lister Robert Koch Louis Pasteur Ignaz semmelweis Antoine van Leeuwenhoek

Antoine van Leeuwenhoek

______ and _____ are microbes that live in complex associations with plants to assist them in obtaining and nutrients

Bacteria ; fungi

the study of small single celled prokaryotic organisms is called___

Bacteriology

Please match the technologies with statement 1. technology that applies the power of microbes toward the manufacture of industrial products, foods, and drugs. Biotechnology Genetic engineering bioremediation

Bio technology

_______ is the breakdown of dead matter and waste into simpler compounds that can be directed back into the natural cycle of living things

Decomposition

Eukaryotic cells evolved from prokaryotic cells through the process of_______?

Endosymbiosis

Which of the following bacteria is spread by water and food contaminated with cattle feces? Zika virus proteus vulgaris Staphylococcus aureus Escherichia coli 0157:57

Escherichia coli 0157:57

Thanking of the two major cell types in the world _________ cells contain organelles such as Golgi apparatus and mitochondria however these organelles are not found in______ cells

Eukaryotic; Prokaryotic

Which scientist discovered heat resistant endospores? Louis pasteur Robert Koch Ignaz semmelweis Joseph lister Ferdinand cohn

Ferdinand cohn

Please match the technologies with the statement 2. newer technology that manipulates the genetic of microbes plants, and animals to create new products in genetically modified organisms (GMO's) Biotechnology Genetic engineering bioremediation

Genetic engineering

The term _____ refers to a parasitic invertebrate such as a worm

Helminths

Which of the following microorganisms are made of eukaryotic cells? Helminths fungi bacteria viruses protozoans archaea

Helminths fungi protozoans

_____diseases caused by microorganisms are among the most common cause of death in much of the worlds population

Infectious

The germ theory of disease stated which of the following? Life only comes from existing life. Microorganisms could cause infection and disease. All human diseases are caused by infectious agents. Hand washing is the best means to prevent disease.

Microorganisms could cause infection and disease.

The study of fungi; eukaryotic organisms that include yeast and mold Mycology virology phycology bacteriology parasitology protozoology

Mycology

________ Is the study simple photo synthetic eukaryotic organisms the algae

Phycology

Dr. Ignaz ______ Promoted hand washing before Lester introduced us disinfection during surgery

Semmelweis

MRSA Is a drug-resistant strain of which of the following bacteria? Staphylococcus epidermidis Staphylococcus schleiferi Staphylococcus aureus Staphylococcus pyogenes

Staphylococcus aureus

Which event helped establish the science of microbiology? The development of the microscope the discovery of DNA the organization of life into taxonomic hierarchies

The development of the microscope

t/f Microorganisms are found in all natural habitats, such as deep beneath the poplar ice caps and hot spring as well as, in most artificial habitats including toxic waste dumps

True

which term is NOT used to describe microscopic organisms? Bugs Microorganisms Vertebrates germs microbes

Vertebrates

When people travel disease can spread. which is the current mode of travel that is likely to be a big factor in the next pandemic? Subways ship buses airplane train

airplane

which Photosynthetic, single celled or multicellular micro organisms are often found in aquatic environments? algae bacteria plants

algae

Which Microbes do not have a true nucleus? bacteria yeast algae protozoa

bacteria

The study of bacteria, small single-celled prokaryotic organisms. Mycology virology phycology bacteriology parasitology protozoology

bacteriology

A _______ is a complex network of microbes and their secretions that form in most natural environments

biofilm

Certain microbes can break down heavy metals and pesticides contaminating soil by a process called ______

bioremediation

Which of the following processes is the decomposition of harmful chemicals by microbes? fermentation bioremediation pasteurization

bioremediation

An ______ disease such as SARS or viral encephalitis is a newly identified infectious disease that is becoming more prominent

emerging

Which cell type is generally larger in size? prokaryotic cells eukaryotic cells Archaeal cells

eukaryotic cells

Chlamydia infections has been linked to which of the following conditions? Kidney cancer lung cancer liver cancer female infertility

female infertility

Which type of organism can derive all the nutrients and factors and requires from the environment in order to reproduce? parasite virus free living organism prokaryotic organism

free living organism

___ are heterotrophic unicellular or multicellular eukaryotic organisms including yeasts, molds, and mushrooms

fungi

Greenhouse _______ such as carbon dioxide and _______ are produced by microbes.

gases; methane

What technology involves a deliberate modification of the genetic structure of an organism to create novel products? DNA fingerprinting genetic engineering PCR organic agriculture

genetic engineering

Which of the following genera of microbes has been associated with gastric ulcers? Escherichia klebsiella Staphylococcus helicobacter

helicobacter

A scientist observes that all people who contact a painful skin rash known as shingles have previously in their lifetime been infected with chickenpox. he theorizes that the virus that causes chickenpox is the same virus that causes shingles. What type of reasoning is being displayed in this case? deductive reasoning inductive reasoning

inductive reasoning

It is observed that several family members have a blood condition called hemophilia. This may lead to the general idea that this condition is inheritable. This is an example of which of the following? Intuition deductive reasoning inductive reasoning good guessing

inductive reasoning

The germ theory of disease it has been so thoroughly tested that I has become a ___ or principal

law

____ is a specialized area of biology that deals with living thing ordinarily too small to be seen without magnification

microbiology

The unit of measurement for moles bacterial cells is and most viruses is? Millimeters; nanometers nanometers; micrometers micrometers; micrometers micrometers; nanometers

micrometers; nanometers

protozoan; rickettsia microscopic atomic macroscopic ultra microscopic

microscopic

An _____ is any small membrane-bound component found inside of a eukaryotic cell

organelle

Small membrane-bound components found inside of a eukaryotic cells such as mitochondria and Lathams I referred to as which of the following? Nuclei organelles systems organs

organelles

The study of parasites; traditionally including pathogenic protozoa and helminths Mycology virology phycology bacteriology parasitology protozoology

parasitology

____ are the group of single celled eukaryotic organisms that lack a cell wall

protozoa

Microbiology involves the study of microscopic organisms or agents, including which of the following? protozoa viruses bacteria helminths fleas fungi

protozoa viruses bacteria helminths fungi

the major types of Microorganisms or agents include which of the following? protozoa animals fungi algae bacteria plants viruses

protozoa fungi algae bacteria viruses

The study of protozoa; a group of mostly single-celled eukaryotes Mycology virology phycology bacteriology parasitology protozoology

protozoology

Tuberculosis, influenza, and malaria or older diseases that have been known for a long time but they are now increasing in occurrence diseases with this pattern of occurrence or specifically referred to as ______ diseases

re- emerging

A disease that has been known for hundreds of years and that is increasing in occurrences known as which type of disease? Emerging reemerging communicable

reemerging

Which scientist established a connection between infections in the maternity ward and physicians with unwashed hands coming directly from autopsies? Koch Lister semmelweis van Leeuwenhoek

semmelweis

viral particles are usually (larger or smaller) than prokaryotic cells

smaller

Which of the following human diseases have been eradicated? Measles malaria smallpox polio rubella

smallpox

A _______ environment is free of active growing cells, micro organisms, viruses or endospores

sterile or sterilized

A scientific ____ is a collection of statements, propositions, or concepts developed through experimentation that explain or account for a natural event.

theory

Herpes virus, DNA microscopic atomic macroscopic ultra microscopic

ultra microscopic

The study of viruses; non-cellular particles the parasitize cells Mycology virology phycology bacteriology parasitology protozoology

virology

which of the following are major branches of study in microbiology? Virology zoology mycology Bacteriology

virology mycology Bacteriology

what microbe is NOT cellular( acellular) and is composed of nucleic acid surrounded by a protein coat? virus fungi bacteria protozoa

virus

______ diseases are those which are newly identified and becoming more prominent. Communicable infectious Emerging

Emerging

Which of the following answers correctly completes the sentence in order of the blanks? A ______ disease is a new disease being reported an increase in numbers within the population while a ______ disease is a disease which has existed in the past but it is currently increasing numbers of cases.

Emerging ; re-emerging

Which describes a good hypothesis? It must be able to be supported or rejected by experimentation. It must be true in all related situation. It must be tested once you determine it's complete validity. It must be developed from a scientific theory.

It must be able to be supported or rejected by experimentation.

Which of the following derives benefit from a toast and harm to toast in the process? Parasite microorganism commensals symbiont

Parasite

which of the following Microorganisms represent prokaryotic cell types protists bacteria algae viruses

bacteria

Which of the following are prokaryotic microorganisms ? viruses bacteria yeast Archaea algae

bacteria archaea

What are some of the first organisms genetically engineered? Viruses bacteria fungi helminths

bacteria fungi

Which two of the following groups of organisms arguably play the greatest role in biological to composition? bacteria mammals fungi fish plants

bacteria fungi

Please match the technologies with statements 3. A process that involves the introduction of my clothes into the environment to restore stability or to clean up toxic pollutants. biotechnology, genetic engineering, bioremediation

bioremediation

Which term defines the organism on which smaller organisms or viruses live feed and reproduce? Virus parasite host pathogen

host

A ____ is a tentative explanation of an observation

hypothesis

Before a ______ may be tested using the deductive approach of the scientific method, events that will happen must be predicted by the scientist.

hypothesis

In the deductive process the statement "if the ______ is valid, then a certain specific _____ can be expected to occur" Events/hypothesis hypothesis/events

hypothesis; events

With _____ reasoning, one apply specific observations to develop a general explanation

inductive

microbiology has many branches of study including ______, which is the study of pathogenic protozoa, helminth worms, and certain insects

parasitology

Which of the following is not able to replicate on its own? helminths viruses protozoa Archaea

viruses

Which microbes have a true nucleus? virus yeast prion Archaea protists

yeast , protists


Set pelajaran terkait

Physical Science: Chapter 6, Day 2 Homework

View Set

COMM 105 - Miracle Of Mindfulness questions exam 2

View Set

Terraform associate Exam questions 1-50

View Set

Chapter 3 LearnSmart Questions-HW

View Set

SI Units - Base & Derived Quantities/Units

View Set

Microeconomics Online Spring 2019 John Yarber NEMCC

View Set

Chapter 51: Nursing Care of a Family when a Child has a Musculoskeletal Disorder

View Set

Ch 1 - Introduction to Emergency Medical Care - Complete the Following

View Set

Pathophys Week 4 Check Your Understanding

View Set