Across
- 3. site- what is a region or an enzyme where a substrate binds to the enzyme?
- 5. what can be vitamins that bind with the enzyme and then begin a chemical reaction?
- 9. what elements are required for normal melabolism?
- 10. what is a substance which an enzyme acts?
- 12. what is a measure of how acidic or basic a substance is?
Down
- 1. what molecules are required for metabolic reactions?
- 2. what is a substance that accelerates a chemical reaction?
- 4. what is a chemical substance that is a present at the start of a chemical reaction?
- 6. acid- what molecules combine to form proteins?
- 7. what is produced by living organisms that catalyses chemical reactions?
- 8. what is the result of an enzymatic reaction?
- 11. energy- what type of energy is required to initiate a reaction?