Which is True About Prokaryotic (Bacterial) RNA Polymerase

Question

Which is true about prokaryotic (bacterial) RNA polymerase?
A)It is used during transcription.
B)It does not require a primer.
C)It has a detachable subunit, sigma factor, which recognizes the promoter.
D)It reads the template in the 3'-5' direction.
E)All of the choices are true.

Accepted Answer

A) Prokaryotic RNA polymerase is used during transcription.
B) Prokaryotic RNA polymerase does not require a primer.
C) Prokaryotic RNA polymerase has a detachable subunit, sigma factor, which recognizes the promoter.
D) Prokaryotic RNA polymerase reads the template in the 3'-5' direction.