Which is the incorrect statement among the four below? A. more oxygen is carried bound to haemoglobin than dissolved in plasma. B. more carbon dioxide is carried bound to haemoglobin than dissolved in plasma. C. haemoglobin buffers hydrogen ions derived from carbon dioxide. D. carbonic anhydrase is the enzyme that binds oxygen to haemoglobin.
Option D. Carbonic anhydrase is the enzyme that binds oxygen to haemoglobin is incorrect statement because oxygen does not need an enzyme to bound to haemoglobin.