Which phrase best defines diffusion?

Responses

active transport of particles up a concentration gradient
active transport of particles up a concentration gradient

movement of particles from a region of high concentration to a region of low concentration

movement of particles from a region of high concentration to a region of low concentration

movement through a cell membrane using energy from ATP
movement through a cell membrane using energy from uppercase A T P

movement of particles from a region of low concentration to a region of high concentration

1 answer

The phrase that best defines diffusion is:

movement of particles from a region of high concentration to a region of low concentration.