One difference between passive and active transport through a cell membrane is that:

Question

Quizplus · Accepted Answer

Active transport requires a source of energy, which is provided by the breakdown of ATP (adenosine triphosphate). Passive transport, on the other hand, does not require ATP and occurs spontaneously along the concentration gradient of a substance. Therefore, the correct option is B, which states that active transport requires ATP.

One Difference Between Passive and Active Transport Through a Cell