Chapter Three Crossword

2. The substance on which the enzyme acts.
5. The inhibitor binds to the enzyme's active site.
6. The reaction product inhibits the enzyme's activity.
8. The inhibitor does not permanently stop the enzyme from functioning.
10. The maximum rate of reaction when the enzyme is saturated with substrate.
12. To alter the structure a protein by breaking the bonds.
16. The intermediate formed when a substrate interacts with the active site of an enzyme.
20. The minimum energy required to allow a chemical reaction.

1. A process that uses the conditions of one component to regulate the activity of another.
3. An enzyme's active site has a very specific shape that allows a specific molecule to fit.
4. A measure of acidity in a substance.
7. Operating within the cell.
9. An enzyme that is attached to a inert, insoluble subtance.
11. What is left after the enzyme and substrate bind.
13. The number of chemical conversations of the substrate molecules per second at a catalytic site.
14. To prevent an enzyme from functioning in a normal manner.
15. Protein molecules that act as biological catalysts.
17. A region on an enzyme that binds to a protein or substrate.
18. Operating outside the cell.
19. A substance which prevents an enzyme from functioning in a normal manner.