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Unformatted text preview: Osmosis- movement of water to balance itself against 2 solutions. solute concentration does not matter Osmoregulation- the balancing of water in living things Hypotonic, Isotonic, Hypertonic solutions Active Transport/Diffusion Moves substances up the concentration gradient useing energy, ATP Done by specific proteins in the membrane Sodium-potassium pump uses ATP to move H+ to a higher concertration graident Contranspot- when active transport indirectly drives another element to transport Proton Pump-hydrogen pump- drives out hydrogen and allows other nutrients into the cell Endocytosis- take in molecules by forming vesciles Exocytosis- expels molecules by forming vesciles Phagocytosis- engulfs and forms a vacoule around food and organelles, bonds with a lysosome to also break down damaged organelles...
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