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Prokaryotic Gene Expression

15. Central Dogma & Gene Regulation / Prokaryotic Gene Expression / Problem 2

In prokaryotic gene expression, which of the following statements about the role of the sigma factor in transcription is correct?

A

The sigma factor is required for transcription elongation.

B

The sigma factor recognizes the promoter region.

C

The sigma factor is responsible for forming the RNA-DNA hybrid during transcription.

D

The sigma factor is essential for termination of transcription.

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