Which of the Following Statements About E

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.