enzymes

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Across
  1. 2. the energy required to start any reaction
  2. 4. additional non-protein molecules for functioning of enzymes
  3. 6. flexible active site that changes shape to the substrate as they bond together
  4. 9. active site has a set shape
  5. 10. molecules formed when an enzyme acts upon a substrate
  6. 11. process of breaking down large molecules into smaller ones
  7. 12. reduce or stop the enzyme from functioning
Down
  1. 1. process of making large molecules from smaller ones
  2. 3. reaction that has a net release of free energy
  3. 5. reaction that absorbs free energy from the surroundings
  4. 7. sum of all the chemical reactions occurring in that cell
  5. 8. substrates in a catalysed reaction