Bacteria use ________ attached to the polymerase to direct RNA polymerase to promoters; eukaryotic cells use ________ that attach directly to the DNA first instead.
A) sigma factors; transcription factors
B) transcription factors; sigma factors
C) ribosomes; sigma factors
D) tRNA; rRNA
E) sigma factors; tRNA

Question

Quizplus · Accepted Answer

Bacteria use sigma factors attached to the polymerase to direct RNA polymerase to promoters. Eukaryotic cells use transcription factors that attach directly to the DNA first.

Bacteria Use ________ Attached to the Polymerase to Direct RNA