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)2,3,4,5
B)2,3,1,4,5
C)3,1,2,5,4
D)3,2,1,4,5

Question

Quizplus · Accepted Answer

Sigma first binds to RNA polymerase, then it binds to the promoter region, the DNA double helix unwinds, transcription begins, and finally, sigma is released.

Put the Following Events of Transcription in Chronological Order