The Rearranged DNA Elements Encoding the V Regions of Antibodies

question 82

Multiple Choice

The rearranged DNA elements encoding the V regions of antibodies are estimated to have a mutation rate 105 times greater than that of other genetic loci in the same cell. This phenomenon is referred to as __________.

• A)somatic hypermutation
• B)somatic hypomutation
• C)somatic hyperattenuation
• D)enhanced mutability
• E)mutational hyperannuity

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Definitions:

Stimulus Discrimination

The ability to distinguish between different stimuli, crucial in learning and behavior modification, where individuals learn to respond differently to contrasting stimuli.

Cognitive Dissonance

A psychological state where an individual experiences discomfort due to holding contradictory beliefs, ideas, or values.

Behavioral Learning

The process of acquiring new behaviors or modifying existing ones through stimuli-response associations, often studied in psychology to understand human and animal behavior.

Reinforcement

A concept in psychology that strengthens a behavior or response, making it more likely to occur in the future.