Which term describes a protein that prevents an operon from being turned on in a prokaryotic cell? A. Repressor B. Enhancer C. Promoter D. Operator

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asked Feb 5, 2024 147k views

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Ljuba · Answer 1 · 2024-02-09T04:04:00+0000

Answer:

A . Repressor

Step-by-step explanation:

The lac repressor acts as a lactose sensor. It normally blocks transcription of the operon but stops acting as a repressor when lactose is present. The lac repressor senses lactose indirectly through its isomer allolactose.

Which term describes a protein that prevents an operon from being turned on in a prokaryotic cell? A. Repressor B. Enhancer C. Promoter D. Operator

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Which term describes a protein that prevents an operon from being turned on in a prokaryotic cell? A. Repressor B. Enhancer C. Promoter D. Operator​

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Which term describes a protein that prevents an operon from being turned on in a prokaryotic cell? A. Repressor B. Enhancer C. Promoter D. Operator