During Presentation of APC-Bound Antigen,macrophages and Dendritic Cells Secrete the Cytokine,________,that

question 82

Multiple Choice

During presentation of APC-bound antigen,macrophages and dendritic cells secrete the cytokine,________,that activates T helper cells.

• A)interferon
• B)interleukin-2
• C)interleukin-1
• D)histamine
• E)None of the choices are correct.

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Definitions:

Fixed-Interval

A schedule of reinforcement where a response is rewarded only after a specified amount of time has elapsed.

Reinforcement

The process of encouraging or establishing a pattern of behavior by offering rewards or consequences.

Employer

An entity or individual that hires and pays individuals for their labor or services.

Continuous-Reinforcement

A learning schedule in which every occurrence of the desired behavior is reinforced, thereby facilitating the acquisition of the desired behavior.