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allochka39001 [22]
3 years ago
14

What do cells require in order for diffusion to occur across the cell membrane?

Biology
1 answer:
Serga [27]3 years ago
5 0
A the concentration gradient!
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Explanation:

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A phagocytic cell has a mutation in a gene for a hydrolytic enzyme that renders the enzyme nonfunctional. What is the most likel
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