Biology

The cell membrane is a highly selective barrier that controls the movement of substances in and out of the cell. In fact, polar molecules are unable to go across unless

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asked by La'Shay
  1. unless the molecules arent tight together and there IS'NT movement that are highly selective to the barrier.


    -G

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    posted by Gia
  2. The cell membrane is a highly selective barrier that controls the movement of substances in and out of the cell. In fact, polar molecules are unable to go across unless

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  3. they react with other substances to become nonpolar.

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