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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Definitions:

Gratuitous Assignment

A transfer of rights or property done freely without the expectation of receiving something in return.

Revocable

means capable of being withdrawn, cancelled, or reversed, often used in the context of trusts or agreements.

Notification of Revocation

The formal process of informing parties involved that a decision, offer, or agreement has been cancelled or withdrawn.

Assignor's Death

In contract law, the death of the assignor does not necessarily terminate the assignment unless the contract stipulates otherwise.