試題詳解

14. Evidence for similarities between Archaea and Eukarya includes the
(A) absence of introns from genes in both groups.
(B) fact that both contain circular DNA without histones.
(C) presence of peptidoglycan in the cell walls of both groups.
(D) fact that both have several kinds of relatively complex RNA polymerases.
(E) absence of cell wall in both groups.