Enzyme

2. Reaction that absorbs energy.
5. Sum of all chemical reactios that occur n the cell.
8. The minimum amount of energy required to start a chemical reaction.
10. A flexible active site that changes shape.
11. Reaction that breaks down larger molecules into smaller ones, usually with net release of energy.
12. Active site has a set shape.

1. Reaction that builds larger molecules from smaller ones using a net input of energy.
3. Reaction that releases energy.
4. A substrate in a catalase reaction.
6. Organic cofactors.
7. Substance or material formed after the chemical reaction.
9. Reduce or stop the enzyme from functioning.