Biology · Molecular Basis of Inheritance
In the lac operon model, what is the primary role of the allolactose molecule?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1It directly codes for the enzymes involved in lactose metabolism.
- 2It binds to the promoter to initiate transcription.
- 3It acts as a corepressor, binding with the repressor protein.
- 4It functions as an inducer, binding to the repressor protein and inactivating it.✓
Correct answer
It functions as an inducer, binding to the repressor protein and inactivating it.
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