Diffusion: Movement of gases such as oxygen and carbon dioxide, The smell of baked cookies travels from the kitchen to other parts of your house., perfume is sprayed and the odor spreads from one part of the room to the other, Osmosis: Movement of water across the cell membrane, Water diffuses out of your cells. , A raisin swells in water, Both: Passive transport, Movement of things from HIGH to LOW, No energy required,




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