IB Biology SL - Topic 6

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  • Created by: Georgia
  • Created on: 14-11-12 07:57
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  • Digestion
    • Explain why digestion of large food molecules is essential
      • Food needs  to be broken down and reassembled
      • Large molecules need to be broken down into smaller ones
    • Explain the need for enzymes in digestion
      • Enzymes break down large molecules into smaller (more easily digestible) ones
      • Speed up the process of digestion by lowering the amount of energy needed for the reaction.
      • Work best at body temperature.


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