Which Statement Is True About T Cells

question 101

Multiple Choice

Which statement is True about T cells?

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

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Definitions:

Easy Babies

Infants who are generally calm, easily soothed, and adaptable to new situations or routines, making them perceived as easier to care for.

Difficult Babies

Babies who exhibit challenging behaviors such as excessive crying, difficulty in soothing, and irregular sleep patterns, often due to temperament.

New Situations

Circumstances or environments that are unfamiliar and require individuals to adapt or learn new responses.

Classical Conditioning

A conditioning method where a response initially triggered by one stimulus comes to be triggered by another, previously neutral stimulus, after the two stimuli have been presented together multiple times.