Enzymes

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Across
  1. 3. A model where the enzyme changes shape to fit the substrate.
  2. 5. A substance that increases reaction rate without being consumed.
  3. 7. A measure of acidity that affects enzyme shape and function.
  4. 8. A model describing how enzymes and substrates fit together.
  5. 11. The part of the enzyme where the substrate binds.
  6. 12. Another term for an enzyme emphasizing its organic nature.
  7. 13. A protein that speeds up a chemical reaction.
  8. 15. The energy needed to start a chemical reaction.
  9. 18. All the chemical reactions in a living organism.
  10. 20. An enzyme that breaks down proteins into amino acids.
Down
  1. 1. An enzyme that breaks down fats into fatty acids and glycerol.
  2. 2. The molecule that an enzyme acts upon.
  3. 4. The substance formed from the substrate after enzyme action.
  4. 6. The best conditions for enzyme activity.
  5. 9. A factor that affects enzyme activity by altering kinetic energy.
  6. 10. A non-protein helper required for some enzyme activity.
  7. 14. To change the shape of an enzyme so it no longer works.
  8. 16. A molecule that reduces enzyme activity.
  9. 17. An enzyme that breaks down starch into sugars.
  10. 19. The idea that enzymes only work with particular substrates.