Which Statement Is True About T Cells

question 33

Multiple Choice

Which statement is true about T cells?

• A) They will develop into cytotoxic T cells if antigen is complexed with class II MHC proteins.
• B) Once activated, they cannot secrete cytokines.
• C) Their proliferation is enhanced by interleukins 1 and 2.
• D) They usually directly recognize antigens, which then activates a subpopulation of killer cells.

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