A Type of Mutation in the Repressor Results in a Molecule

question 45

Multiple Choice

A type of mutation in the repressor 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.

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