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3 Cards in this Set
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active transport |
As the movementof particles through a cell membrane froma region of lower concentration to a regionof higher concentration using energy fromrespiration |
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Examples of Active Transport |
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How do protein molecules move particlesacross a membrane during active transport? |
Particles are recognised by carrier protein in membrane. Respiration supplies energy to drive carrier proteins across membrane. Particles released into cell,even against a concentration gradient. Carrier protein returns to collect more of the same particle. |
