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In the function of the lac operon in E-c...

In the function of the lac operon in E-coli, the lac genes z, y, a are transcribed in the presence of lactose because

A

RNA polymerase binds to operator

B

The repressor protein can not bind to the promotor

C

An isomer of lactose binds to the repressor protein

D

C-AMP bind to the operator

Text Solution

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The correct Answer is:
C
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