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CH 3 L 3 Science

TermDefinition
diffusion the movement of molecules from areas of higher concentration to lower concentration
Passive transport the movement of molecules through a cell membrane without the use of energy
Active transport the movement of molecules through a cell membrane requiring the use of energy. The molecules move from an area of lesser concentration to higher concentration
photosynthesis a process in producers that makes food by using sunlight
respiration the process of unlocking energy in sugar that takes place in the mitochondria of a cell
fermentation respiration in a cell that is carried on without oxygen
osmosis the diffusion of water through a cell membrane
cell membrane controls what substances flow in and out of cells
producer it takes in water and carbon dioxide and changes them into sugar and oxygen
equilibrium when the concentration of water molecules is the same on each side of the cell membrane.
Created by: Kerzetski
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