In simple diffusion a solute
A) Is propelled by random molecular motion
B) Moves up its concentration gradient
C) Moves across a membrane because of an input of free energy.
D) Both A and B are correct
E) All of the above are correct

Question

Quizplus · Accepted Answer

Simple diffusion is driven by the random molecular motion of particles, allowing them to move from areas of higher concentration to areas of lower concentration without the need for energy input.

In Simple Diffusion a Solute