Across
- 4. process by wich atoms are reorganized
- 10. are broken and formed during chemical reactions
- 11. substance that lowers the activation energy
Down
- 1. what scientists express chemical reactions as
- 2. required to start a chemical reaction
- 3. minimun amount of energy needed
- 5. substances formed during the reaction
- 6. starting substances
- 7. location where a reactant bind to the enzyme
- 8. the reactants that bind to the enzymes
- 9. biological catalysts