Other questions in this quiz

2. Why is confirmational change necessary?

  • All the other molecules will find it easier to associate with the haem groups
  • It prevents extra molecules from associating with the haem groups
  • The next two molecules will find it easier to associate with the haem groups
  • The next molecule will find it easier to associate with the haem groups

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

  • 4
  • 2
  • 8
  • 12

4. What is dissociation?

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

5. What type of molecule is haemoglobin?

  • Protein
  • Amino acid
  • Carbohydrate
  • Fatty acid

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