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andrew-mc [135]
2 years ago
13

Does diffusion require proteins in the cell membrane

Biology
2 answers:
gladu [14]2 years ago
6 0

Answer:

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Explanation:

lianna [129]2 years ago
4 0

Answer:

The simplest forms of transport across a membrane are passive. ... In cells, some molecules can move down their concentration gradients by crossing the lipid portion of the membrane directly, while others must pass through membrane proteins in a process called facilitated diffusion.

Hopes this helps :P

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