In the Process of Diffusion,molecules Move from Areas Where

Multiple Choice

In the process of diffusion,molecules move from areas where

A) their concentration is higher to areas where their concentration is lower until an equilibrium is reached.
B) their concentration is lower to areas where their concentration is higher until an equilibrium is reached.
C) their concentration is lower to areas where their concentration is higher through specific protein channels or carriers.
D) their concentration is higher to areas where their concentration is lower using energy from ATP.