Biology 0.0 / 5 ? BiologyEnzymes and digestionGCSEAQA Created by: BethhardinnCreated on: 29-02-16 23:51 What does digestion mean? Digestion is the breakdown of carbohydrates, proteins and fats into small soluble substances that can be absorbed into the blood. 1 of 9 amylase starch → sugars 2 of 9 protease proteins → amino acids 3 of 9 lipase lipids → fatty acids + glycerol 4 of 9 What do enzymes do? The enzymes involved in respiration, photosynthesis and protein work inside cells. 5 of 9 Different enzymes Different enzymes catalyse different digestion reactions. 6 of 9 What do Amylase do? Amylase catalyses the breakdown of starch into sugars in the mouth and small intestine. 7 of 9 protease Proteases catalyse the breakdown of proteins into amino acids in the stomach and small intestine. 8 of 9 lipase Lipases catalyse the breakdown of fats and oils into fatty acids and glycerol in the small intestine. 9 of 9
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