Question

Once a human is infected with a virus, bacterium, fungus, or parasite, how do these organisms cause disease?
A.
They decrease the human's basic needs.
B.
They interfere with the human's normal body functions.
C.
They only affect the human's future offspring.
D.
They increase in size until they are larger than the human.

Answer 1

B. They interfere with the human's normal body functions.