Vaccines are composed of _ that stimulate an active immunity to the pathogen.
A)memory T cells that respond to a microorganism
B)antibodies to a microorganism
C)the pathogenic portion of the microorganism
D)the non- pathogenic portion of the microorganism
E)memory B cells that respond to a microorganism

Question

Quizplus · Accepted Answer

Vaccines typically contain the non-pathogenic portion of the microorganism, such as inactivated or attenuated parts, to safely stimulate the immune system to recognize and fight the pathogen in the future.

Vaccines Are Composed of _ That Stimulate an Active Immunity