Question

Which statement describes the energy involved in diffusion?

Diffusion requires energy in all cases.
Diffusion requires energy only to move material in through the cell membrane.
Diffusion does not require energy in any situation.
Diffusion requires energy only to move material out through the cell membrane.

Answer 1

Explanation:

Diffusion requires energy only to move material in through the cell membrane. Diffusion does not require energy in any situation. Diffusion requires energy only to move material out through the cell membrane.

Answer 2

B would be the correct answer.

B =  Diffusion requires energy only to move material in through the cell membrane.