Question

Which best describes how a vaccine works?

A. The vaccine causes a nonspecific immune response.
O B. The vaccine cells kill bacteria.
C. The vaccine makes the body create memory cells.
O D. The vaccine produces white blood cells.

Answer 1

C I believe

Explanation: It basically gives you the virus so that your whatever cells can remember next time that its the same thing if you get it and try to fight it off. If you can help me with ap ex unit 2 pretest that'd be great im Jumper-#7209 on discord if you can

Answer 2

The answer to this question is c