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Stuck on these three for my at study guide.1.) Which gene in an operon is INCORRECTLY matched with its function?A.promoter - where RNA polymerase first binds to DNAB.structural - make mRNA by transcriptionC.regulator - binds to the repressor proteinD.operator - if unbound, allows RNA polymerase to bind to DNA2.)Which statement is NOT correct about the lac operon?A. It regulates the production of a series of five enzymes.B.It is normally turned off if lactose is not present.C.Lactose binds to the repressor protein and inactivates it.D.It is an inducible system.E.The structural genes make products that allow lactose metabolism.3.)Your muscle and bone cells are different because _____.A.they contain different sets of genesB.they are differentiatedC.different genes are switched on and off in each type of cellD.they contain different histonesE.they contain different operons
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