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Anon25 [30]
3 years ago
5

Diffusion is: ____A. the movement of a substance across a membrane. B. the movement of a substance by osmosis. C. the movement o

f substances from an area of low concentration to an area of high concentration. D. the tendency of molecules to move in space due to kinetic energy.
Social Studies
1 answer:
leonid [27]3 years ago
7 0

Answer: a.

Explanation:

Movement of things from a region of high concentration to a region of low concentration through semi-permeable membrane is refereed to as diffusion.

There are two types of diffusion:

  • Simple diffusion
  • facilitated diffusion
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