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BIO NMDCAT cell membrane
nmdcat.online July 8, 2026

Active transport differs from facilitated diffusion because active transport:

A. Requires a concentration gradient
B. Involves movement of water
C. Requires metabolic energy
✓
D. Uses channel proteins

📝 Explanation

Active transport moves solutes against their concentration gradient, which is an endergonic process requiring ATP.

📖 Additional Information

  • Requires a concentration gradient
  • Involves movement of water
  • Requires metabolic energy
  • Uses channel proteins

Active transport moves solutes against their concentration gradient, which is an endergonic process requiring ATP.

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