Negative Selection in the Thymus Occurs

question 22

Multiple Choice

Negative selection in the thymus occurs

• A)when the T cells recognize the CD4 molecule
• B)when the T cells maturing in the thymus recognize self-antigens
• C)when the T cells bind to class I molecules
• D)when the T cells bind to class II molecules

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Definitions:

Social Relations

The interactions and connections between individuals and groups within a society, forming the basis of social structure.

Primary Sources

Original documents, recordings, or other sources of information created at the time under study, used as a direct source of information about a historical event or period.

Emotional Involvement

The degree to which an individual is emotionally engaged or invested in a particular situation, activity, or relationship.

Extended Period

A length of time that is longer than usual or expected.