Which of the Following Statements About E

question 11

Multiple Choice

Which of the following statements about E. coli RNA polymerase is INCORRECT?

• A) It has five different subunits.
• B) The σ subunit can be dissociated easily from the rest of the enzyme.
• C) The σ subunit is responsible for accurate determination of transcription start sites.
• D) Without the σ subunit the enzyme has no RNA polymerase activity.
• E) The σ subunit has a role in regulation of transcription.

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