The σ⁷⁰subunit in E. coli RNA polymerase acts as a/an . A) repressor B) sliding clamp C) helicase D) initiation factor

Name: The σ 70 subunit in E. coli RNA polymerase acts as a/an . A) repressor B) sliding clamp C) helicase D) initiation factor
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Question

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The σ⁷⁰ subunit in E. coli RNA polymerase is an initiation factor that helps the polymerase recognize and bind to the promoter regions of DNA to initiate transcription.

The σ70 subunit in E

The σ⁷⁰subunit in E