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Diffusion

Simple diffus...

Question

Simple diffusion does not require

A

concentration gradient

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B

ATP

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C

proteins

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D

both b and c

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Solution

The correct option is D both b and c
Simple diffusion is the movement of substances from a region of higher concentration to a lower concentration along the concentration gradient without the expenditure of energy. (ATP). Simple diffusion does not require special carrier proteins.

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