What properties below are not shared by mitochondria and peroxisomes?
1) Both form by splitting from preexisting organelles.
2) Both import preformed proteins from the cytosol.
3) Both engage in similar types of oxidative metabolism.
4) Both have their own circular DNA molecules.
a) 1 b) 2 c) 3 d) 4 e) 1, 2 and 3