Which of the Following Is Crucial to Activation of the Adaptive

question 13

Multiple Choice

Which of the following is crucial to activation of the adaptive immune response?

• A)memory cells
• B)presentation of MHC (major histocompatibility complex)-antigen complex on a cell surface
• C)somatic hypermutation
• D)phagocytosis of antibody-antigen complex by macrophages in the blood (the humoral response)
• E)histamine release by mast cells

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Definitions:

Attractive-Attractive Conflict

A decision-making dilemma involving choosing between two appealing options, each with its own sets of pros and cons.

Avoidance-Avoidance Conflict

A psychological conflict that occurs when a person must choose between two equally undesirable options or outcomes.

Approach-Approach Conflict

A psychological dilemma involving the choice between two desirable outcomes, causing stress or indecision.

Approach-Avoidance Conflict

A psychological struggle experienced when an individual is attracted to and repelled by the same goal or object at the same time.