Multiple Choice
The development of memory B cells in response to an antigen requires the secretion of ______from ______cells.
A) interleukin -2 : helper T cells
B) tumor necrosis factor -a : natural killer cells
C) interleukin -2 : cytotoxic T cells
D) interleukin -6 : helper T cells
E) interferon -y : cytotoxic T cells
Correct Answer:
Verified
Correct Answer:
Verified
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