A cytotoxic T lymphocyte, having been activated against a particular viral antigen, "sees" this same antigen displayed on the surface of a host cell.  What will happen?

A. The cytotoxic body cell will activate B cells which then produce antibody against the antigen.
B. The cytotoxic T cell will produce proteins that cause the host body cell to die.
C. The cytotoxic T cell will produce antibodies against the antigen.
D. The antigen will move inside of the host body cell, thereby hiding from the cytotoxic T cell.


Answer: B

Biology & Microbiology

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