Antigen-Presenting Cells (APCs)perform Which of the Following Functions in Adaptive

question 3

Multiple Choice

Antigen-presenting cells (APCs) perform which of the following functions in adaptive immune responses?

• A)Display major histocompatibility complex (MHC)-associated peptides on their cell surfaces for surveillance by B lymphocytes
• B)Initiate T cell responses by specifically recognizing and responding to foreign protein antigens
• C)Display MHC-associated peptides on their cell surfaces for surveillance by T lymphocytes
• D)Display polysaccharide antigens on their cell surfaces for surveillance by B lymphocytes
• E)Secrete peptides derived from protein antigens for binding to T cell antigen receptors

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Definitions:

Unconditioned Response

An automatic, natural reaction to a stimulus that occurs without prior conditioning or learning.

Shaping

A method of training by which successive approximations toward a desired behavior are reinforced.

Partial Reinforcement

A conditioning principle in which a reward or punishment is not administered every time the desired response is performed, leading to more resilient behavior patterns.

Generalization

The tendency to apply what is learned in one situation to other similar situations, often considered a fundamental learning process.