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ss7ja [257]
3 years ago
14

Explain how some substances cross the cell membrane by facilitated diffusion?

Biology
1 answer:
Westkost [7]3 years ago
6 0
The substance is guided through a protein embedded in the membrane from high to low concentration since this not considered as active.
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Answer:

<em>The answer is </em><em>A</em>

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<em>Because each part of Earth does have its natural resources.</em>

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