Biology for IGCSE & O level - Movement Into And Out Of Cells (Section 2 - No. 37)
Which of the following is a key difference between active transport and facilitated diffusion?
Active transport uses energy, while facilitated diffusion does not.
Facilitated diffusion uses energy, while active transport does not.
Active transport moves substances against a concentration gradient.
Facilitated diffusion uses carrier proteins.
Explanation
Active transport moves substances against a concentration gradient while using energy and carrier proteins.
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