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Bio ch 4 set two

2nd set, 6 terms

TermDefinition
concentration a measurement of the amount of dissolved substance in a fixed amount of solvent
concentration gradient a difference in the concentration of a substance across a distance
diffusion the movement of molecules from a high area of concentration to an area of low concentration
equilibrium a state where concentrations are equal to the solute concentration of another solution
homeostasis the ability of an organisms to maintain their internal conditions
hypertonic a solution whose solute concentration is higher than the solute concentration of another solution
hypotonic a solution whose solute concentration is lower than the solute concentration of another solution
osmosis the movement of water through a cell membrane
selectively permeable membrane a membrane that allows some molecules to pass but blocks other molecules from coming through
solute a dissolved substance
transport to move molecules from one side of a membrane to the other
Created by: romperroomqueen