SSC Steno Grade C and D 7 Aug 2025 Shift 3 Paper

Section: General Awareness

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Question : 70 of 200

Marks: +1, -0

In the lac operon model, what is the primary role of the allolactose molecule?

It functions as an inducer, binding to the repressor protein and inactivating it.
It acts as a corepressor, binding with the repressor protein.
It binds to the promoter to initiate transcription.
It directly codes for the enzymes involved in lactose metabolism.

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