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Suppose the LacI Repressor Gene Is Permanently Silenced by a Mutation

Question 14

Multiple Choice

Suppose the lacI repressor gene is permanently silenced by a mutation. What would be the impact on the function of the lac operon?


A) There would be no real impact on lac operon expression.
B) The lac operon would be transcribed, but at a high level.
C) The lac operon would be expressed only when lactose was present.
D) The lac operon would be transcribed, but at a low level.

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