Enzymes

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Across
  1. 4. Proteins that speed up chemical reactions
  2. 10. An enzyme found in saliva
  3. 11. An inhibitor that competes with the substrate for the active site
  4. 12. Enzymes lower this type of energy required for reactions
  5. 15. The result of an enzymatic reaction
  6. 17. Rate of reaction is affected by substrate __
  7. 18. An enzyme that breaks down proteins
  8. 19. Catalase breaks down this harmful substance in cells
Down
  1. 1. The substance an enzyme acts upon
  2. 2. A molecule that decreases enzyme activity
  3. 3. The term for the maximum rate of enzyme activity
  4. 5. The model describing enzyme-substrate binding
  5. 6. Enzymes are highly __, working on only one substrate
  6. 7. The optimum __ for most human enzymes is around 37°C
  7. 8. When an enzyme loses its shape due to high heat
  8. 9. A substance that speeds up a reaction without being used up
  9. 13. A non-protein molecule that helps enzymes function
  10. 14. The region on the enzyme where the substrate binds
  11. 15. The measure of hydrogen ion concentration
  12. 16. Enzymes are this kind of macromolecule