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receptors receive signals
diffusion substances move from high concentration to low concentration without using energy
active transport substances move from low concentration to high concentration requires energy
osmosis water can move freely from high to low
hypnotic solution more water outside cell which causing it to go in
isotonic solution same concentration of water in and out of cell
hypertonic solution higher concentration of water inside the cell causing it to move out
facilitated diffusion a membrane protein helps a substance pass through no energy used
endocytosis material is taken into the cell by folding in
exocytosis vacuole containing material joins with the cell membrane and forces material out
photosynthesis with light and enzymes plants turn carbon dioxide and water into carbohydrates and oxygen
cellular respiration process of breaking down food molecules to release ATP
Created by: panda2003