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6. What protein is wound mostly into alpha helix structure ?

  • Haemoglobin
  • Collagen

7. What do organisms do to rebuild proteins?

  • Break down existing proteins
  • Break down food

8. A protein with a specific sequence of amino acids that make up the protein?

  • Primary structure
  • Secondary structure
  • Tertiary structure

9. What is the process called when an amino acid is removed?

  • Deanimation
  • Hydrolysis
  • Condensation

10. What protein is soluble in water?

  • Haemoglobin
  • Collagen

11. What protein structure refers to coiling and pleating of parts of the polypeptide molecule?

  • Secondary structure
  • Tertiary structure
  • Primary structure

12. What protein is an example of a fibrous structural protein?

  • Prosthetic group
  • Collagen
  • Haemoglobin

13. What protein is used to carry oxygen from the lungs to the tissues

  • Prosthetic group
  • Haemoglobin
  • Collagen

14. What protein is insoluble in water?

  • Collagen
  • Haemoglobin

15. What bonds are found in a proteins secondary structure?

  • Hydrogen
  • Glycosidic
  • Ester

16. What is the enzyme used to help catalyse the breaking of peptide bonds ?

  • Ligase
  • Protease
  • Catalase