Biology enzymes, proteins and pacman. 3.5 / 5 based on 2 ratings ? BiologyGCSEEdexcel Created by: JessCreated on: 02-10-12 15:24 Proteins are made from long chains of smaller molecules called... amino acids 1 of 10 What type of substance does lipases break down? Fats 2 of 10 Protease is produced by... the stomach, small intestine and the pancreas. 3 of 10 Amylase catalyses the breakdown of starch into... sugars. 4 of 10 Proteases are used in some baby foods to: predigest the proteins in some baby foods. 5 of 10 One job of bile is to... Bile neutralises the hydrochloric acid produced in the stomach. 6 of 10 What are enzymes? Enzymes are Proteins 7 of 10 What is the optimum temperature for an enzyme? (not always 37)The temperature at which an enzyme's activity is greatest is its optimum temperature. 8 of 10 What happens to enzymes at very high temperatures? Enzymes are denatured (not 'killed') at very high temperatures 9 of 10 Stomach enzymes work best around pH level: 1-4 Stomach enzymes work best in acidic conditions. 10 of 10
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