Biology, asked by rjpusalkar87, 5 months ago

Explain the role of lactose in lac operan??

Answers

Answered by AshwinJN

Explanation:

When lactose is present, the lac genes are expressed because allolactose binds to the Lac repressor protein and keeps it from binding to the lac operator. ... RNA polymerase can then bind to the promoter and transcribe the lac genes.

Answered by smita75

Answer:

When lactose is present, the lac genes are expressed because allolactose binds to the Lac repressor protein and keeps it from binding to the lac operator. RNA polymerase can then bind to the promoter and transcribe the lac genes.

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