1) A biological catalyst that speeds up chemical reactions a) Enzyme b) Substrate c) Product d) Active site 2) The substance on which enzymes act a) Enzyme b) Substrate c) Product d) Active site 3) The part of the enzyme that the substrate binds to a) Enzyme b) Substrate c) Product d) Active site 4) Released from the enzyme at the end of the reaction a) Enzyme b) Substrate c) Product d) Active site 5) What type of large molecule is an enzyme? a) Lipid b) Protein c) Amino acids d) Starch 6) What is the name of the model that describes enzyme action? a) Lock and key b) Cow and moon c) Lock and door d) Knife and fork 7) Which enzyme digests starch? a) Amylase b) Protease c) Pepsin d) Lipase 8) Which enzyme digests lipids? a) Amylase b) Protease c) Pepsin d) Lipase 9) What is the product of protein digestion? a) Fatty acids and glycerol b) Amino acids c) Glucose d) Lactic acid 10) What is the product of lipid digestion? a) Fatty acids and glycerol b) Amino acids c) Glucose d) Lactic acid

Enzyme action

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