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Sigma factor is a component of ______. -

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Question

Sigma factor is a component of ______.

Options

  • DNA ligase

  • DNA polymerase

  • RNA polymerase

  • Dissociation factor

MCQ
Fill in the Blanks

Solution

Sigma factor is a component of RNA polymerase.

Explanation:

In bacteria, a sigma factor (particularly factor) is a protein required for transcription start. It's a bacterial transcription initiation factor that allows RNA polymerase (RNAP) to bind to gene promoters in a certain way.

shaalaa.com
Protein Synthesis - Types of RNA and the Process of Transcription
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