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1. Enzymes are found in all living cells2. They are protein molecules which
speed up chemical reactions in living things. They are called biological catalysts
3. Enzymes work best at certain temperatures and pHs. At other temperatures and pHs they denature (change shape)
EnzymesEnzymesEnzymesEnzymes
Enzymes
1. Enzymes are used in;• Biological detergents• Baby food• Making syrup• Making sugars for slimming foods2. They are used to speed up reactions
which would otherwise require expensive equipment
Uses of enzymesUses of enzymesUses of enzymesUses of enzymes
Uses of enzymes
1. Yeast cells convert sugar into carbon dioxide and alcohol. This process is called fermentation.
2. Alcohol is used in beer and wine3. Carbon dioxide is used to make bread
rise4. Carbon dioxide turns limewater milky
Making Beer and BreadMaking Beer and BreadMaking Beer and BreadMaking Beer and Bread
Making Beer and Bread