Transcription chain elongation is thought to generate ____ supercoils ahead of the transcription bubble and _____ supercoils behind it.
A) positive; negative
B) negative; positive
C) negative; negative
D) positive; positive
E) none of the above

Question

Quizplus · Accepted Answer

During transcription, the unwinding of DNA ahead of the transcription bubble generates positive supercoils, while the rewinding of DNA behind the bubble results in negative supercoils.

Transcription Chain Elongation Is Thought to Generate ____ Supercoils Ahead