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valentina_108 [34]
3 years ago
11

Please answer!! Why do molecules move? Explain concentration gradient.

Biology
1 answer:
mariarad [96]3 years ago
3 0

Answer:

An increase in the speed of the molecules competes with the attraction between molecules and causes molecules to move a little further apart. A concentration gradient is the difference in the concentration of a substance between two areas. It occurs when the concentration of particles is higher in one area than another.

Explanation:

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