In the Absence of Tryptophan, What Happens to the Genes

question 37

Multiple Choice

In the absence of tryptophan, what happens to the genes within the trp operon?

• A) The regulator without tryptophan-binding prevents the genes from being transcribed.
• B) The regulator dissociates from the operator and structural genes get transcribed.
• C) Lack of tryptophan increases the level of cAMP, which leads to activation of CAP protein and gene expression.
• D) The active repressor binds to the operator and genes do not get transcribed.
• E) The active activator binds to the operator and transcription of structural gene takes place.

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Definitions:

Taboos

pertains to behaviors or practices that are prohibited or restricted by social or cultural norms, often due to superstition or religious beliefs.

Weakest Norms

The least influential or least enforced rules and standards of behavior within a society or group.

Cultural Relativism

The principle that an individual's beliefs and activities should be understood by others in the context of that individual's own culture.

Folkways

Norms or customary behaviors that are socially approved but not morally significant, dictating appropriate manners and actions in daily routines and interactions.