Put the following events of transcription in chronological order.
1) Sigma binds to the promoter region.
2) The double helix of DNA is unwound, breaking hydrogen bonds between complementary strands.
3) Sigma binds to RNA polymerase.
4) Sigma is released.
5) Transcription begins.
A) 3, 2, 1, 4, 5
B) 2, 3, 4, 5, 1
C) 2, 3, 1, 4, 5
D) 3, 1, 2, 5, 4

Question

Quizplus · Accepted Answer

The correct sequence for the events of transcription is: Sigma binds to RNA polymerase, Sigma binds to the promoter region, the double helix of DNA is unwound, transcription begins, and finally, Sigma is released.

Put the Following Events of Transcription in Chronological Order