microbio exam 1 2024
Microscopic mold and yeasts and macroscopic mushrooms are grouped together as
Fungi
Which microbes have a true nucleus?
Protists, Yeast
Breakdown of dead matter and wastes into simple compounds that can be directed back into the natural cycle of living things is called
decomposition
most viruses are measured in
nanometers
Define parasitology
The study of pathogenic protozoa helminth worms and certain insects
the study of viruses is called
Virology
What is a phylogenetic system?
a system of classification based on evolutionary history
What microorganism represent prokaryotic cell types
bacteria
which microbes do not have a true nucleus
bacteria
microbes that live in complex associations with plants, and assist them in obtaining water and nutrients are
bacteria and fungi
What are the major groups of microorganism?
bacteria, algae, protozoa, fungi, viruses
The study of small, single-celled prokaryotic organisms that does not include the archaea is called
bacteriology
Certain microbes can break down heavy metals and pesticides contaminating soils by a process called
bioremediation
Microbes are involved in the flow of _____ and food through the world's ecosystems.
energy
algae can be used as a sustainable alternative to ____ fuels
fossil
Heterotrophic unicellular or multicellular eukaryotic organisms including yeasts molds and mushrooms are called
fungi
which group of microorganisms includes the parasitic worms?
helminths
"greenhouse gases" such as carbon dioxide and _______ are produced by microbes
methane
most bacterial cells are measured in
micrometers
the term used for any infectious agent that causes disease, such as parasites, bacteria, and viruses is a
pathogen
the group of single-felled eukaryotic organisms that lack a cell wall are the
protozoa
the mostly single called eukaryotic organisms are the
protozoa
technology that is used to switch genetic material from one organism to another in order to produce desirable proteins is called
recombinant DNA technology
Viral particles are usually _____ than prokaryotic cells. smaller larger
smaller
the science of organizing, classifying, and naming living things is known as
taxonomy
If two microbes are in the same genus, they must be in the same class.
true
what are the major branches of study in microbiology
virology bacteriology mycology
what is acellular and composed of nucleic acid surrounded by a protein coat?
virus