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17 Cards in this Set
- Front
- Back
Mixture
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Combination of substances in which individual substances retain their own properties
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Solution
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Two or more substances are mixed evenly
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Organic Compounds
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Always contain Carbon and Hydrogen, associated with living organisms
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Inorganic Compounds
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Made without Carbon
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Enzymes
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Proteins that regulate nearly all chemical reactions in cells
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Passive Transport
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Movement of substances through the cell membrane without the input of energy
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Diffusion
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Random movement of molecules from an area where there is relatively fewer of them
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Equilibrium
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Relative number of molecules is equal in two areas
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Osmosis
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Diffusion of water through a cell membrane
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Facilitated Diffusion
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When transport proteins help large molecules enter the cell
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Active Transport
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When an input of energy is used to move materials through a cell membrane
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Endocytosis
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Process of taking substances into a cell by surrounding it with the cell membrane
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Exocytosis
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Process where a vesicle's membrane is fused with a cell's membrane, then the vesicle's contents are released
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Metabolism
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Total of all chemical reactions in an organism
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Photosynthesis
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When producers use light energy and make sugars
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Cellular Respiration
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Chemical reactions occur that break down food molecules into simpler substances and release their stored energy
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Fermentation
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When cells do not have enough oxygen for cellular respiration. Use this process to release some of the energy stored in glucose molecules
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