Which of the following statements about the formation of haemoglobonic acid are correct? 1 It is dependent on the formation of carbaminohaemoglobin. 2 It removes surplus hydrogen ions, stopping the blood from becoming too acidic. 3 It is associated with the action of carbonic anhydrase.
- A1, 2 and 3
- B1 and 2 only
- C1 only
- D2 and 3 only