10:12 LTE Quiz 5: Attempt 1 Question 4 What role do insulator sequences play in

Question

10:12 LTE Quiz 5: Attempt 1 Question 4 What role do insulator sequences play in the regulation of eukaryotic transcription? They block communication between enhancers and nontargeted promoters They block binding of transcription fa to cis-acting promoter elements ctors They block binding of transcription repressors to cis-acting promoter elements They block binding of transcription fa to enhancers ctors s They block binding of transcription factors to silencers Question 5 What would be the effect of a mutation in the lac gene that prevented the repressor 0 of 10 completed from binding to Save for Later Submit

Explanation / Answer

Ans: insulators are cid acting sequences that mediate inter and intrachromosomal interactions. They play their part as an enhancer blocker by loop formation or nucleosome modification.

So option a is correct.

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