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