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Cell Processes

Moving Cellular Materials & Energy for Life

TermDefinition
Passive Transport The movement of substances through the cell membrane without the input of energy.
Diffusion Random movement of molecules from where there are are more of them to where there are fewer of them
Equilibrium Molecules of a substance will continue to diffuse until their numbers are equal in two relative areas
Osmosis The diffusion of water through a cell membrane
Active Transport When the input of energy is required to move materials through the cell membrane
Endocytosis The process of takingvery large molecules into a cell by surrounding it with the cell membrane
Exocytosis The release of a particle(s) through the cell membrane by use of a vesicle.
Metabolism The total of all chemical reactions in an organism
Photosynthesis The process by which producers use light energy to make food
Respiration The process by which your cells use oxygen to break down food particles to release energy
Fermentation The process by which your cells break down glucose molecules in the cytoplasm to release energy without the presence of oxygen
Created by: mthigscience
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