Which of the Following Statements Does Not Represent the Role

question 63

Multiple Choice

Which of the following statements does not represent the role of a cell marker in the third line of defense?

• A)They serve as transcription factors to initiate antibody production.
• B)They serve as recognition factors for self and nonself molecules.
• C)They are attachment sites for foreign molecules.
• D)They receive and transmit signals to coordinate the immune response.

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Definitions:

Classical Conditioning

An educational technique involving the repeated pairing of two stimuli, where the reaction initially caused by the second stimulus is ultimately prompted by only the first stimulus.

Conditioned Response

A learned response to a previously neutral stimulus that has become associated with an unconditioned stimulus.

Salivation

Salivation is the secretion and discharge of saliva from the salivary glands in the mouth, often in response to the sight, smell, or taste of food.

Unconditioned Response

An automatic, natural reaction to a stimulus that occurs without the need for learning or conditioning.