BMS1041 proteins

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1. In the definition of protein structures the alpha helix is defines as:

  • tertiary structure
  • secondary structure
  • all of the things
  • primary structure
  • quaternary structure
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2. In terms of protein stability, covalent bonds include?

  • hydrophobic interactions
  • disulphide bonds
  • hydrogen bonds
  • ionic interactions
  • all of the above

3. The biological function of myoglobin is determined by the presence of a:

  • free iron in ferric form
  • alpha helix
  • free iron in ferrous form
  • heme group
  • beta sheet

4. In beta turns proline and glycine are often found at AAs:

  • 1 and 4
  • 2 and 4
  • 2 and 3
  • 1 and 2

5. Proteins have the following characteristics?

  • proteins are sometimes referred to as polypeptides
  • they consist of AAs
  • all the things
  • in some cases proteins contain a cofactor
  • the AAs are linked by peptide bonds

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