There Is a Mutation in the Lac Repressor That Results

question 97

Multiple Choice

There is a mutation in the lac repressor that results in a molecule known as a super-repressor because it represses the lac operon permanently.Which of these would characterize such a mutant?

• A)It cannot bind to the operator.
• B)It cannot make a functional repressor.
• C)It cannot bind to the inducer.
• D)It makes molecules that bind to one another.
• E)It makes a repressor that binds CAP.

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