B2 4 Enzymes
Dr Barker
Across
2. Washing detergents that contain enzymes.
4. Building blocks of lipids.
6. The process of building up protein molecules from amino acids on the surface of a
ribosome.
7. Simple carbohydrates.
9. Enzymes which speed up the breakdown of carbohydrates.
10. A substance that speeds up the rate of another reaction but is not used up or
changed itself.
12. The process by which food molecules are broken down using oxygen to release
energy for the cells.
14. To physically break down large droplets into smaller droplets.
18. The building blocks of protein.
20. The site of aerobic cellular respiration in a cell.
21. The site of protein synthesis in a cell.
Down
1. A sugar syrup.
3. The combination of the enzyme and the substrate at the active site.
5. When enzymes have their protein structure broken down and can no longer catalyse
a reaction.
6. An enzyme which breaks down proteins.
8. A building block of lipids.
11. The site on an enzyme where the reactants bind.
13. Protein molecules which act as biological catalysts.
15. An enzyme which converts one form of a molecule into another.
16. Fats and oils.
17. The minimum amount of energy needed for a given chemical reaction to take place.
18. Using oxygen.
19. Membrane-bound structures in the cytoplasm of a cell which carry out particular
functions.
Dr Barker