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What is the difference between active and passive transport?

A. Active transport can only move SMALL molecules.

B. Active transport does NOT use energy.

C. Active transport uses DIFFUSION to move molecules across the cell membrane.

D. Active transport USES energy. ā€‹

User Mook
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2 Answers

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D. Active transport uses energy

Active transport will use energy to move molecules from lower concentration to higher concentration.

Passive transport will move from higher concentration to lower concentration, no energy needed.
User Mikegrann
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The answer is ā€œDā€ because Active Transport requires Energy. Passive transport does not.
User Jimmithy
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