16. Regulation of Expression
The Trp Operon
Multiple Choice
Multiple ChoiceIn the absence of tryptophan, ______:
A
The inducer cannot bind to the operator, so trp operon transcription occurs.
B
The active repressor cannot bind to the operator, so trp operon transcription is reduced.
C
The inactive repressor cannot bind to the operator, so trp operon transcription occurs.
D
The repressor binds to the corepressor, and trp operon transcription occurs.
E
The active repressor binds to the operator, so trp operon transcription is repressed.
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