Q7 of 30 Page 1

Which one out of Rho factor and Sigma factor act as initiation factor during transcription in a prokaryote?

Sigma factor acts as an initiation factor during transcription in a prokaryote. It enables specific binding of RNA polymerase to the promoter of the gene. Rho factor on the other hand is a protein which binds to the transcription terminator pause site and hence is responsible for termination of transcription.


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