During RNA chain elongation, ____ proceeds ahead of the transcription bubble introducing _____ supercoils
A) gyrase; negative
B) gyrase; positive
C) topoisomerase; negative
D) topoisomerase; positive
E) none of the above

Question

Quizplus · Accepted Answer

During RNA chain elongation, DNA gyrase, a type of topoisomerase, proceeds ahead of the transcription bubble and introduces negative supercoils to relieve the torsional strain caused by the unwinding of DNA.

During RNA Chain Elongation, ____ Proceeds Ahead of the Transcription