RNA polymerases from prokaryotes and eukaryotes
A) have sequence homology in catalytic subunits
B) have identical σ factors
C) differ because there is no analogue to the prokaryotic α subunit in eukaryotes
D) have the same number and kind of subunits

Question

Quizplus · Accepted Answer

RNA polymerases from both prokaryotes and eukaryotes share sequence homology in their catalytic subunits, reflecting a common evolutionary origin and similar fundamental mechanisms of transcription.

RNA Polymerases from Prokaryotes and Eukaryotes