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devlian [24]
3 years ago
14

7. Why do molecules moving from high to low concentration need to use energy?​

Biology
1 answer:
zlopas [31]3 years ago
4 0

Answer:

During active transport, substances move against the concentration gradient, from an area of low concentration to an area of high concentration. This process is “active” because it requires the use of energy (usually in the form of ATP).

Explanation:

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