In the lactose operon of E. coli, the product of the lacI gene is a(n) _____ of transcription.

Name: In the lactose operon of E. coli, the product of the lacI gene is a(n) _____ of transcription.
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The lacI gene encodes for the lac repressor, which binds to the operator sequence in the absence of lactose and prevents RNA polymerase from transcribing the genes necessary for lactose metabolism. Therefore, the lac repressor acts as a negative regulator of transcription in the lactose operon.

In the Lactose Operon of E