Which of the following is not a property of the sigma (s) subunit?
A) It tells the RNA Polymerase where to sit down.
B) It helps point the RNA Pol in the proper direction.
C) It causes the RNA Pol to bind tightly to the DNA.
D) It stays with the RNA Pol throughout synthesis.

Question

Quizplus · Accepted Answer

The sigma (s) subunit does not stay with the RNA Pol throughout synthesis, it is only needed for initiation of transcription. Once the RNA Pol has begun to synthesize the RNA, the sigma subunit dissociates from the complex.

Which of the Following Is Not a Property of the Sigma