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submitted 6 months ago by [email protected] to c/[email protected]

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[–] [email protected] 1 points 6 months ago (2 children)

Isn't it just water carrying stuff across a concentration gradient?

[–] [email protected] 2 points 6 months ago

Gravity is just stuff falling, but there’s complexity there, as well.

[–] [email protected] 2 points 6 months ago (1 children)

No? Water can't carry anything across the membrane.

[–] [email protected] 1 points 6 months ago

Oh. Then how does the stuff get across the membrane? Does the membrane allow stuff to move over a concentration gradient without the water?