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Cell Transporrt

Cell Transport

TermDefinition
cell transport The movement of materials through (or across) the cell membrane
selective permeability The ability of the cell membrane to allow some things to pass through while preventing other things from passing through.
passive transport The movement of materials across the cell membrane that requires NO ENERGY from the cell.
diffustion The movement of molecules from an area of high concentration (where the molecules are more crowded together) to a area of low concentration (where molecules are more spread apart)
osmosis the movement of WATER molecules across the cell membrane.
equilibrium the state where molecules are equally concentrated (balanced) on both sides of the cell membrane.
active transport the movement of molecules across the cell membrane that REQUIRES ENERGY output from the cell
endocytosis the process that brings LARGE particles INTO the cell through the cell membrane
exocytosis the process that makes LARGE particles LEAVE the cell through the cell membrane
Created by: musicmads