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Microbiology Key Concepts 2026/2027 | Pathogens, Microbes & Treatments Study Guide and Exam Review

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Microbiology Key Concepts 2026/2027 | Pathogens, Microbes & Treatments Study Guide and Exam Review

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Microbiology Key Concepts_ Pathogens,
Page 1 of
Microbes,
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and TreatmentsPage
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MSA is selective for Streptococcus fermentation.
and differential for hemolysis.

Don't know?

Terms in this set (133)

What is a pathogen? A pathogen is any microorganism that can cause
infection or disease.

What are examples of pathogens? Bacteria, viruses, fungi, protozoa, and helminths.

When does infection happen? Infection happens when pathogens enter the body,
multiply, and begin to damage tissues.

What are decomposers? Decomposers are organisms that break down dead
organisms and waste.

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,Microbiology Key Concepts_ Pathogens,
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What are saprobes? Saprobes are microbes that feed on dead organic
matter.

Why are saprobes important? They recycle nutrients back into the environment.

What is genetic engineering? Genetic engineering is changing or manipulating an
organism's DNA.

Why is genetic engineering used? It is used to make useful products, like insulin,
vaccines, or genetically modified organisms.

What is biotechnology? Biotechnology is using living organisms or microbes
to make useful products for humans.

What are examples of biotechnology? Vaccines, antibiotics, insulin, food production, and
genetic testing.

What is the taxonomic hierarchy in Domain, Kingdom, Phylum, Class, Order, Family,
order? Genus, Species.

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, Microbiology Key Concepts_ Pathogens,
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What is binomial nomenclature? Binomial nomenclature is the two-name system used
to name organisms.

What two names are used in binomial Genus and species.
nomenclature?

What are prokaryotes? Prokaryotes are cells that do not have a nucleus.

What do prokaryotes have instead of Their DNA is located in an area called the nucleoid.
a nucleus?

What is a microbe? A microbe is a tiny living organism that usually needs
a microscope to be seen.

What is bioremediation? Bioremediation is using microbes to clean up
pollution or toxic waste.

What are the Six I's of studying Inoculation, incubation, isolation, inspection,
microbiology? information gathering, and identification.

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Number of pages: 20
Written in: 2026/2027
Type: Exam (elaborations)
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