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If glucose is absent, but so is lactose, the lac operon will be ________.

activated
repressed
activated, but only partially
mutated

User Spinkus
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2 Answers

3 votes

Answer:

Activated

Step-by-step explanation:

User JensV
by
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3 votes

Answer:

Activated

Step-by-step explanation:

In the presence of lactose, and in the absence of glucose, lactose will bind to a protein called a "repressor," deactivating it. Through this, RNA polymerase has a free way to synthesize the mRNA that will give enzymes for lactose degradation.

User Peter Torr
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8.0k points
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