Use the following information to answer the questions below….

Use the following information to answer the questions below.Exposing inner mitochondrial membranes to ultrasonic vibrations will disrupt the membranes. However, the fragments will reseal “inside out.” The little vesicles that result can still transfer electrons from NADH to oxygen and synthesize ATP.After the disruption, when electron transfer and ATP synthesis still occur, what must be present?

A biologist ground up some plant leaf cells and then centrif…

A biologist ground up some plant leaf cells and then centrifuged the mixture to fractionate the organelles. Organelles in one of the heavier fractions could produce ATP in the light, whereas organelles in the lighter fraction could produce ATP in the dark. The heavier and lighter fractions are most likely to contain, respectively, _____.