A. i- lactose present, glucose present, little lac mRNA synthesized ii- lactose

Question

A. i- lactose present, glucose present, little lac mRNA synthesized ii- lactose present, glucose scarce, abundant lab mRNA synthesized
B. i- lactose absent, glucose present, abundant lac mRNA synthesized ii- lactose present, glucose present, little lac mRNA synthesized
C. i- lactose absent, glucose scarce, abundant lac mRNA synthesized ii- lactose present, glucose absent, little lac mRNA synthesized
D. i- lactose present, glucose scarce, abundant lac mRNA synthesized The figures below show the positive regulation of the correct description of the diagram? lacl lacz CRP binding site RNA Operator CRP nactive lac Promoter DNA CRP binding site Operator Active CAP CAMP Inactive lac Inactive CRP

Explanation / Answer

D, the choice is right because if the lactose is present and glucose is absent then lac operon stats synthesise to utilise lactose

Diagram second is a right diagram.

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