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NEET 2002 Biology question

BiologyMolecular Basis of InheritanceNEET 2002

In E. Coli, during lactose metabolism repressor binds to : -

Answer: (2)

Solution

In the lac operon of E. coli, the regulator (i) gene produces the repressor protein. In the absence of lactose the repressor binds to the operator, blocking RNA polymerase and preventing transcription of the structural genes (z, y, a). When

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Question ID VK-089112