In prokaryotic RNA polymerases, the holoenzyme consists of the core enzyme and the:
A) rho factor.
B) TFIID.
C) TBP.
D) omega subunit.
E) sigma factor.

Name: In prokaryotic RNA polymerases, the holoenzyme consists of the core enzyme and the: A) rho factor. B) TFIID. C) TBP. D) omega subunit. E) sigma factor.
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Question

Quizplus · Accepted Answer

The sigma factor is a component of the prokaryotic RNA polymerase holoenzyme that is responsible for promoter recognition and initiation of transcription.

In Prokaryotic RNA Polymerases, the Holoenzyme Consists of the Core