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Moving Cellular Materials & Energy for Life

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