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2 votes
Which phrase best defines diffusion?

A. movement through a cell membrane using energy from ATP

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

C. active transport of particles up a concentration gradient

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

2 Answers

5 votes

Answer:

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

Explanation: I took the test

User ProbablyCorey
by
9.2k points
3 votes

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

Hope this helps

User Diangelo
by
8.4k points

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