Digestion 0.0 / 5 ? BiologyEnzymes and digestionGCSEOCR Created by: SophroweCreated on: 30-03-15 14:54 What enzyme breaks down carbohyrates? Carbohydrases 1 of 15 What is the optimum pH of the protease enzyme? pH1-2 2 of 15 Where does the protease enzyme break down proteins? Stomach and small intestine 3 of 15 What does the lipase enzyme break fats into? Fatty acids and glycerol 4 of 15 Chewing food in the mouth is a form of physical digestion. What is the other form? Squeezing food in the stomach 5 of 15 What is the function of the liver? To make bile 6 of 15 What is the function of the small intestine? Where digested food is absorbed into the blood 7 of 15 Where is bile stored? In the gall bladder 8 of 15 Where do the products of digestion diffuse into from the small intestine? Blood plasma or lymph 9 of 15 Why does the small intestine have a large surface area? Its lining is folded and it contains villi which contain microvilli 10 of 15 What are the benefits of a good blood supply in the small intestine? It allows good absorption of digested food into the blood. 11 of 15 What is the pH of bile? Why is this good for the enzymes? Alkaline- neutralises acid to make the conditions right for enzymes 12 of 15 What is the word for breaking fat into smaller droplets? Emulsification 13 of 15 Amino acids are products of digestion made by which enzyme? Proteases 14 of 15 What is an enzyme? A biological catalyst 15 of 15
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