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  • Created by: Bunter
  • Created on: 30-04-13 20:08


  • Proteins, Catalysts and enzymes
  • A protein molecule is made up of long chains of amino acids. Different  arraignments of amino acids can make different proteins.
  • Catalysts are used yo control reactions. A catalysts can speed up chemical reactions.

They act as structural components:

  • Hormones


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