Polymerization and the brake down of a polymer are two opposite reactions. what rule does a water molecule in both?

the answer you are looking for is the united states forest service.

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passive transport is a movement of biochemicals and other atomic or molecular substances across cell membranes without need of energy input. unlike active transport, it does not require an input of cellular energy because it is instead driven by the tendency of the system to grow in entropy.

so, according to what that says, i believe it's hypertonic and hypotonic.

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