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Commercial uses of Enzymes An enzyme is a biological catalyst that accelerates a chemical reaction by lowering the energy needed to start the reaction without actually being used or changed at all. All enzymes have a small surface area where the amino acid chains making up the enzyme form an indented area. This is where the catalytic action of the enzyme is. This is called the active site and is formed by the specific folding of the amino acid chains making up the protein ; the secondary, tertiary and quaternary protein structure. Three main types of reaction occur in your body which are catabolic reactions, anabolic reactions and reactions involving the turning of one substance into another. In this process, the atoms of the molecule are rearranged, eg glucose and fructose have the same chemical formula but a different arrangement of the atoms making them up. Enzymes are able to...

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