active transport 2.0 / 5 based on 1 rating ? BiologyRespiration and exerciseGCSEAQA Created by: KIM JONG UMCreated on: 03-04-13 13:47 what does active transport allow? allows cells to absorb suibstances against a concentration gradient 1 of 5 where does active transport get its energy from? respiration 2 of 5 which one needs energy: active transport, osmosis, or diffusion? active transport 3 of 5 why does active transport happen? because cells may need resources that are in short supply like glucose for example. 4 of 5 why does active transport require energy? because it moves substances against the concentration gradient 5 of 5
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