The Binding of CRP (CAMP Receptor Protein of E

question 55

Multiple Choice

The binding of CRP (cAMP receptor protein of E. coli) to DNA in the lac operon:

• A) assists RNA polymerase binding to the lac promoter.
• B) is inhibited by a high level of cAMP.
• C) occurs in the lac repressor region.
• D) occurs only when glucose is present in the growth medium.
• E) prevents the repressor from binding to the lac operator.

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