Enzymes

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Across
  1. 4. a model for enzyme-substrate interaction suggesting that the enzyme and the substrate possess specific complementary geometric shapes that fit exactly into one another (3 words)
  2. 5. the shape of the enzyme has been altered so much that the substrate molecules will no longer fit
  3. 7. the substance on which an enzyme acts
  4. 9. The minimum energy required for a reaction to occur (2 words)
Down
  1. 1. any substance that is consumed or used up during the reaction
  2. 2. the binding of a substrate or some other molecule to an enzyme causes a change in the shape of the enzyme so as to enhance or inhibit its activity (2 words)
  3. 3. a substance that is present at the end of a chemical reaction
  4. 6. the specific region of an enzyme where a substrate binds (2 words)
  5. 8. a substance produced by a living organism which acts as a catalyst to bring about a specific biochemical reaction
  6. 10. a molecule which can facilitate or trigger a chemical reaction without being consumed or changed