Enzymes & Chemical Reactions

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Across
  1. 3. changes in ___ can slow a chemical reaction
  2. 4. speeds up a chemical reaction without being used up itself
  3. 5. Without Enzymes, chemical reactions would occur too ___ to keep us alive and healthy.
  4. 8. the substance that works with the enzyme
  5. 10. The ______ ______ changes shape when a protein is denatured.
  6. 12. Enzymes can be _________ at high temperatures
  7. 13. the energy required to kick start a chemical reaction
Down
  1. 1. the enzyme fits the substrate in a jigsaw precision
  2. 2. ____ are biological catalysts
  3. 3. Proteins consist of ____ chains
  4. 6. in the lock and key model, the enzyme and substrate are a ___ fit
  5. 7. Enzymes belong to this group of macromolecules
  6. 9. reactions work ____ when an enzyme is present
  7. 11. in this model the enzyme and substrate does not fit perfectly, but changes slightly to accommodate it