If you have chickenpox as a child, what is the reason you are unlikely to get it again?
A) You have extra macrophages from the previous chicken pox, and they will engulf this strain too.
B) You have circulating B memory cells for the chickenpox.
C) You have cell-mediated immunity.
D) You secrete mucus (e.g., in the lining of the nose) that trap germs and prevent their entry.
Correct Answer:
Verified
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