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Enzymes
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Enzymes. Enzymes are biological catalysts. This means that they speed up reactions without being used up themselves. Enzymes are made of protein. They act on a substrate. They have an active site. Change in temperature. Enzymes are affected by change in temperature. Change of pH.
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Enzymes
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Presentation Transcript
Enzymes are biological catalysts • This means that they speed up reactions without being used up themselves.
Enzymes are made of protein • They act on a substrate. • They have an active site.
Change in temperature • Enzymes are affected by change in temperature.
Change of pH • Enzymes are affected by change in pH.
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