Enzymes b2

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  • Created by: Em
  • Created on: 30-04-13 17:53
What are enzymes?
Enzymes are proteins which act as biological catalysts
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What is meant by the term denatured?
Active site changes shape so the enzyme stops working.
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What are the optimum conditions for enzymes?
pH 7 and 37 degrees
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What are the three digestive enzymes and what do they do?
Amylase (a carbohydrase) catylyses the digestion of starch into sugars. - Protease catalyses the breakdown of proteins into amino acids in stomach and s.i - Lipase catalyses the breakdown of lipids (fats and oils) to fatty acids and glycerol.
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What is Isomerase? Give an example of what it does.
An enzyme that converts one form of molecule into another e.g converts glucose syrup into fructose syrup
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How are enzymes used in industry?
Enzymes are used to bring about reactions at normal temperatures. Biological Detergents. Baby Foods.
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Name some advantages and disadvantages of using enzymes:
Advantages - Biological Powder can be used at low temperatures (saves energy and reduces cost) Some Enzymes are used in medicine! Dis.Adv. - Industrial Enzymes can be costly to produce. Enzymes denature at the high temperatures needed kill pathogens
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Other cards in this set

Card 2

Front

What is meant by the term denatured?

Back

Active site changes shape so the enzyme stops working.

Card 3

Front

What are the optimum conditions for enzymes?

Back

Preview of the front of card 3

Card 4

Front

What are the three digestive enzymes and what do they do?

Back

Preview of the front of card 4

Card 5

Front

What is Isomerase? Give an example of what it does.

Back

Preview of the front of card 5
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