Which of the Following Statements Regarding T-Cell Receptor Recognition of Antigen

question 63

Multiple Choice

Which of the following statements regarding T-cell receptor recognition of antigen is correct?

• A)α:β T-cell receptors recognize antigen only as a peptide bound to an MHC molecule.
• B)αβ T-cell receptors recognize antigens in their native form.
• C)α:β T-cell receptors,like B-cell immunoglobulins,can recognize carbohydrate,lipid,and protein antigens.
• D)Antigen processing occurs in extracellular spaces.
• E)Like α:β T cells,γ:δ T cells are also restricted to the recognition of antigens presented by MHC molecules.

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Definitions:

Gut-level

Relating to an instinctive emotional response rather than a rational process.

Biological Reactions

The complex biochemical processes and interactions that occur within living organisms, essential for maintaining life.

Catharsis Hypothesis

The theory that expressing or venting aggressive or other pent-up emotions leads to a release and reduction of those feelings.

Two-factor Theory

A concept in psychology that proposes that emotional experiences arise from a combination of a state of physiological arousal and a cognitive interpretation of that arousal.