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What are examples of positive and negative control of the lac operon? Answer 1.

ID: 27776 • Letter: W

Question

What are examples of positive and negative control of the lac operon? Answer 1. Lactase, which breaks down lactose, is an example of positive control, and cAMP, which binds to CRP, is an example of negative control. 2. cAMP, which binds to CRP, is an example of positive control, and lactase, which breaks down lactose, is an example of negative control. 3. Lactase, which breaks down lactose, is an example of positive control, and glucose, which reduces cAMP, is an example of negative control. 4. Glucose, which reduces cAMP, is an example of positive control, and lactase, which breaks down lactose, is an example of negative control.

Explanation / Answer

4. Glucose, which reduces cAMP, is an example of positive control, and lactase, which breaks down lactose, is an example of negative control

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