Define microbiology
-:- the study of microorganism
Define microorganisms
-:- organisms that are too small to be be seen with the unaided eye
Define pathogen
-:- microbes that cause disease
How do microorganisms benefit humans?
-:- they decompose organic waste, produce fermented food, ind...
✓ -:- heat treatment of perishable fluids, like milk, beer, or wine
(prevents food spoilage)
Infectious disease
✓ -:- the state of damage or toxicity in the body caused by an infectious
agent
Germ theory
✓ -:- a specific microbe causes a specific disease
Antibiotic
✓ -:- a chemical substance from a microorganism that can inhibit or kill
another microbe
Bacteriology
4|P a g e | G r a d e A + | 2 0 2 0 2 5
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