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20. Adaptive Immunity - Part 3 of 3

20. Adaptive Immunity - Part 3 of 3

20. Adaptive Immunity / Antibody Class Switching / Problem 1

What role do T helper cells play in antibody class switching?

A

They do not produce antibodies like B cells do.

B

They provide signals to B cells for class switching.

C

They destroy infected cells through direct cytotoxic activity.

D

They present antigens to B cells for activation purposes.

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