An enzyme is a biological Catalyst, it speeds up the reaction.
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What is an Enzyme made of?
An enzyme is made of Amino acids built into a protein molecule.
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Why are Enzymes used in digestion?
Enzymes are used in digestion to break down large molecules into smaller ones.
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4. What is the optimum pH for protease enzymes (pepsin) in the stomach?
2
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Pepsin breaks down which substrate?
Protein
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Carbohydrase breaks down starch into...
Sugars
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A suspension of starch is coloured black when iodine solution is added to it. Which of the following changes will make the suspension lose its black colour?
The addition of Amylase.
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How does the body use energy from Respiration?
For muscle contraction, growth and generating heat to help our enzymes work quickly.
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what are the products in aerobic respiration?
Carbon Dioxide, Water and energy.
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What is an Organelle?
part of a cell.
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Why do muscle cells contain a lot of mitchondria?
So aerobic respiration in them releases all the energy needed for contraction.
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Other cards in this set
Card 2
Front
What is an Enzyme made of?
Back
An enzyme is made of Amino acids built into a protein molecule.
Card 3
Front
Why are Enzymes used in digestion?
Back
Card 4
Front
4. What is the optimum pH for protease enzymes (pepsin) in the stomach?
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