A CD4+ T Cell Binds to an Antigen Only If

question 42

Multiple Choice

A CD4+ T cell binds to an antigen only if this antigen is ____.

• A) in a complex with a class I MHC protein
• B) in a complex with a class II MHC protein
• C) in a complex with a class III MHC protein
• D) not in a complex with MHC proteins
• E) presented on the surface of a B cell

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Definitions:

Motivation

Accounts for the level, direction and persistence of effort expended at work.

Forces within

Internal factors or elements that influence the behavior, operation, or progress of an individual, group, or system.

Persistence of Effort

The sustained and continuous application of effort towards a goal despite challenges or obstacles.

Need Satisfaction

The fulfillment of a desire or requirement, especially as it pertains to consumer demands or employee expectations.