Q:

Facilitated diffusion refers to the process of

0

Facilitated diffusion refers to the process of


  1. movement along a concentration gradient assisted by protein carrier molecules.
  2. movement of ions and molecules along a concentration gradient.
  3. transport of molecules and ions against their concentration gradient.
  4. water movement through a semi-permeable membrane

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A: facilitated refers to the role of the protein carriers. The other

choices refer to diffusion, active transport and osmosis respectivelya

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