Question

What construction element of cell membrane is necessary for transport of charged and uncarged particles incide a cell?​

Answer 1

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A concentration gradient exists that would allow ions and polar molecules to diffuse into the cell, but these materials are repelled by the hydrophobic parts of the cell membrane. Facilitated diffusion uses integral membrane proteins to move polar or charged substances across the hydrophobic regions of the membrane

Answer 2

Answer:

I think its is atom

Explanation:

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