Which of the following pairs of reaction occurs most frquently in the blood surrounding alveoli ?

Options

A. `Hb + O_(2) rarr HbO_(2) and HHb rarr Hb + H^(+)`
B. `HbO_(2) rarr Hb + O_(2)and Hb + H^(+) rarr HHb`
C. `H^(+) + Hb rarr HHb and H_(2)CO_(3) rarrHCO_(3) + H^(+)`
D. `CO_(2) + H_(2)O rarr H_(2)CO_(3) and H_(2)CO_(3) rarr HCO_(3) + H^(+)`

Answer

A