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In E.coli during lactose metabolism repressor binds to
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- regulator gene
- operator gene
- structural gene
- promoter gene
Correct Option: B
Regulator gene forms a biochemical for suppressing the activity of operator gene. Promoter gene is the gene which provides point of attachment to RNA polymerase required for transcription of structural genes. Structural genes are genes which transcribe m RNA for polypeptide synthesis.
