Diffusion - The movement of materials from an area of HIGH concentration to an area of LOW concentration. , Osmosis - The movement of WATER from an area of HIGH concentration to an area of LOW concentration., Passive transport - This type of transport does NOT require energy and moves things from HIGH to LOW., Active transport - This type of transport DOES require energy and moves things from LOW to HIGH.,  This picture shows passive transport!, This picture shows active transport!,

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