B3 - Part 1 0.0 / 5 ? BiologyEnzymes and digestionGCSEAQA Created by: Ancient CheeseCreated on: 03-12-21 09:23 62953748110 Across 1. A substance that speeds up the rate of another reaction but is not used up or changed itself (8) 5. Molecules made up of carbon, hydrogen, oxegen and nitrogen that are the building blocks of proteins (5, 5) 6. The sum of all the reactions taking place in a cell or the body of an organism (10) 7. An aggregation (collection) of different tissues working together to carry out specific functions (5) 8. Part of the structure of a lipid molecule (8) 10. Enzymes that speed up the breakdown of lipids into fatty acids and glycerol (6) Down 2. Small carbohydrate units, for example glucose (6, 6) 3. Part of the structure of a lipid molecule (5, 5) 4. Enzyme that speeds up digestion of starch into sugars (7) 9. Enzymes that speed up the breakdown of proteins into amino acids (8)
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