Other questions in this quiz

2. What is a symptom of haemoglobin problems?

  • Fatigue
  • Shortness of breath
  • Coughing
  • Fainting

3. What can be found in the haem groups?

  • A single Fe2+ atom
  • Two Fe2+ atoms
  • A single Na3+ atom
  • Two Na3+ atoms

4. What is dissociation?

  • When the Fe2+ join the haem groups
  • When the Fe2+ molecules are released from the haem groups
  • When the oxygen is released from the oxyhaemoglobin
  • When oxyhaemoglobin is formed.

5. How many subunits, each containing a polypepticle chain and a haem group, does haemoglobin have?

  • 12
  • 2
  • 4
  • 8


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