Micro CH 1, & 4
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