16. Regulation of Expression
Review of the Lac Operon & Trp Operon
Multiple Choice
Multiple ChoiceWhich of the following statements is FALSE?
A
The lac operon is an inducible operon that is normally turned off.
B
The trp operon is a repressible operon that is normally turned on.
C
Lactose is the inducer molecule for the lac operon.
D
Tryptophan is the activator molecule for the trp operon.
E
All of the above are true.
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