試題詳解

15. Which of the following about chloroplasts and mitochondria is incorrect?
(A) They are of the appropriate size to be the descendants of bacteria.
(B) They contain circular DNA not associated with histones.
(C) They contain their own genome and produce all proteins they need.
(D) Their ribosomes are more similar to those of bacteria than to those of eukaryotes.
(E) Their membranes have enzymes and transport systems that resemble those in the plasma membrane of prokaryotes.