Topic 1.2

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  • Created by: emx99
  • Created on: 06-01-16 21:19

1. What is a primary structure?

  • The sequence of globular proteins that makeup a polypeptide chain joined by peptide bonds
  • The helix or pleated sheet shape
  • The sequence of amino acids that make a polypeptide chain joined by peptide bonds
  • The sequence of amino acids that makeup a polypeptide chain joined by ester bonds
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2. Describe the structure of an amino acid

  • An amino acid attatched to a carboxyl group and a carbon atom
  • An amino group, a carboxyl group, a carbon atom and an R group
  • A carboxyl group attatched to an amino group
  • An R group

3. What is hydrolysis?

  • A reaction in which bonds are broken by the addition of a molecule of water
  • A reaction in which bonds are broken by the removal of a molecule of water
  • A reaction in which water is made
  • A bond between carbon atoms

4. Dissacharides can be split by

  • Hydrolisis of glycosidic bonds
  • condensation of glycosidic bonds
  • hydrolysis of ester bonds
  • condensation of ester bonds

5. The role of starch is to

  • Be a source of energy in animals
  • Break down hydrogen bonds
  • Store energy in all living organisms
  • Be a source of energy to plants

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