a poison that can harm an organism

the process of using microorganism to change toxins into harmless substances

a tiny, non living particle that enters and then reproduces inside a living cell

single-celled organism that lack a nucleus;prokaryotes

a form of asexual reproduction in which one cell divides; forming

an organism that can cause disease.

a chemical that kills bacteria or slow their growth without harming body cells

a substance used in a vaccination that consists of pathogens that have been weakened or killed but can still trigger the body to produce chemicals that destory the pathogens

the process of a pathogenic microorganism invading a cell