If Binding of a Small Molecule to a Regulatory Protein

question 82

Multiple Choice

If binding of a small molecule to a regulatory protein lowers the K_d of the protein/operator binding interaction, what can reasonably be stated?

• A) The small molecule activates transcription by decreasing inhibition by the protein.
• B) The small molecule inhibits transcription by increasing inhibition by the protein.
• C) The small molecule activates transcription by increasing activation by the protein.
• D) The small molecule inhibits transcription by decreasing activation by the protein.
• E) None of these statements is reasonable.

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Definitions:

Thematic Apperception Test

A projective psychological test wherein individuals express their thoughts and feelings through stories they create about ambiguous images.

TAT

Thematic Apperception Test, a psychological assessment tool in which subjects create stories based on ambiguous images, used to reveal their underlying emotions, attitudes, and patterns of thought.

Thematic Apperception Test

A projective psychological test where subjects are shown pictures and asked to create a story, revealing their underlying motives, feelings, and attitudes.

Ambiguous Picture

An image or representation that can be interpreted in more than one way due to its unclear or indeterminate nature.