A botanist who was studying a new plant ground up some of the leaf cells, then centrifuged the mixture. The organelles became fractionated such that the heavier fractions could produce ATP in the light, and the organelles in the light fraction could produce ATP in the dark. What do the fractions most likely contain?
A. The fractions contained more centrioles
B. The heavier fractions contained more Chloroplast
C. The heavier fractions contained more mitochondria
D. the heavier fractions producing less ATP contained more lysosomes