A MICROORGANISM THAT CAN PRODUCE AN INFECTION.

DISEASE THAT CAN BE PASSED FROM ONE LIVING THING TO ANOTHER

DISEASE THAT IS NOT CONTAGIOUS OR SPREADABLE. CAN NOT BE SPREAD FROM LIVING THINGS.

FIGHT OFF PATHOGENS (GERMS)

DISRUPTS NORMAL BODY FUNCTION

LIVING THINHS THAT CAN ONLY BE SEEN WITH A MICROSCOPE, EX. BACTERIA, PROTISTS

EXTREMELY SMALL, SINGLE-CELLED ORGANISMS WITHOUT A CULEUS

A MICROSCOPIC PARTICLE THAT INVADES A CELL AND OFTEN DESTROYS IT