A-LevelBiologyTransport in mammals9700/12 · May/June 2021 · Q311 Mark
Which reactions take place in blood that is passing through active tissues? 1 HbO₈ ⇌ Hb + 4O₂ 2 HbO₈ + H⁺ → HHb + 4O₂ 3 HCO₃⁻ + H⁺ → H₂CO₃ 4 H₂O + CO₂ ⇌ H₂CO₃
A1, 2, 3 and 4
B1, 2 and 4 only
C1, 3 and 4 only
D2 and 3 only
✓ Correct answer
B: 1, 2 and 4 only
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