Question

Diffusion is______________.

• A. all of the above.
• B. the movement of molecules that depends on pressure.
• C. the movement of molecules from higher concentration to lower concentration.
• D. the movement of molecules from lower concentration to higher concentration.

Answer 1

The correct option is C the movement of molecules from higher concentration to lower concentration.

Diffusion refers to the movement of molecules from higher concentration to lower concentration. It follows the concentration gradient.