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19-01-2021
Biology

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A cell membrane is allows some materials through the phospholipid bilayer. Materials that are too large need to be transported through a channel proteins embedded in the membrane. These proteins do not use energy to move these particles into and out of the cell. What is the mechanism being described?

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19-01-2021

Answer:

Diffusion

Explanation:

Diffusion is the movement of substances from an area of high concentration to an area of low(er) concentration

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