Which Statement Is True About T Cells

question 98

Multiple Choice

Which statement is true about T cells?

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

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Definitions:

Psychoanalysis

The study of the dynamics of the mind developed by Sigmund Freud.

Humanism

A philosophical and ethical stance that emphasizes the value and agency of human beings, individually and collectively, often preferring critical thinking and evidence over dogma or superstition.

Negative Reinforcement

A psychological principle where the removal of a negative condition strengthens or increases the likelihood of a behavior.

Positive Reinforcement

A process where introducing a stimuli following a behavior leads to an increase in the frequency of that behavior, reinforcing the desired action.