A-LevelBiologyGas exchange9700/12 · May/June 2015 · Q271 Mark
Which reaction takes place in a capillary in the lungs?
Athe formation of carbaminohaemoglobin from carbon dioxide and haemoglobin
Bthe formation of carbon dioxide and water from hydrogen carbonate ions and hydrogen ions
Cthe formation of carbonic acid from carbon dioxide and water
Dthe formation of haemoglobinic acid from haemoglobin and hydrogen ions
✓ Correct answer
B: the formation of carbon dioxide and water from hydrogen carbonate ions and hydrogen ions
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