bellagracebulle1412 bellagracebulle1412

05-12-2017
Biology

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Why is selectively permeable better than totally permeable or totally impermeable?

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Shania26 Shania26

05-12-2017

Because it allows only certain substances to permeate. If it was totally permeable that would be good enough to having no barrier as it would let everything though. Totally impermeable means that nothing would get through.

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