Surface tension decreases when temperature increases because cohesive forces decrease with an increase of molecular thermal activity
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Water, carbon dioxide, and oxygen are among the few simple molecules that can cross the cell membrane by diffusion (or a type of diffusion known as osmosis ). Diffusion is one principle method of movement of substances within cells, as well as the method for essential small molecules to cross the cell membrane.
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may i know which subject does this question belong to.
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