What Is Present in Cis-Regulatory Elements That Makes Their Adjacent

question 69

Multiple Choice

What is present in cis-regulatory elements that makes their adjacent genes respond to developmental signals?

• A)operator sequences
• B)CRP-cAMP binding sites
• C)binding sites for transcriptional activator proteins
• D)binding sites for transcriptional repressor proteins
• E)All of these choices are correct.

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Definitions:

Aversive Reactions

Aversive Reactions are negative responses, either physical or psychological, to a stimulus that an individual finds unpleasant or noxious.

Primary Reinforcer

An innately satisfying stimulus, such as food or warmth, that does not require any learning to become desirable.

Salient

Referring to something that is prominent, significant, or conspicuous in a particular context.

Extinction

In behavioral psychology, the gradual weakening and eventual disappearance of a conditioned response when the reinforcement is no longer offered.