the thin outer layer of a cell
What is the cell membrane
Diatoms, amoeba, and algae are examples of these unicellular organisms
What is a protists
When an outbreak spreads uncontrolled to a larger region.
What is an epidemic.?
When a pathogen is able to reproduce and spread in or on an organism.
What is infectious?
Four examples of a pathogen
What are bacteria, virus, protists, fungi, prion, or parasite?
These prevent or reduce the infection and spread of certain pathogens in animals (humans included).
What is a vaccine?
When a disease can be spread from person to person.
What is contagious?
This pathogen is prokaryotic.
What is a bacteria?
Something viruses and a parasites both need,
What is a host?
Microscopic, hair-like projection on the surfaces of some bacteria or protists.
What is cillia
An infection that is only treatable with antibiotics.
What is bacteria?