Which Way Does the Reaction H⁺ + HCO₃^- $\rarr$ H₂CO₃ $\rarr$ H₂O + CO₂ Proceed in the Lungs?
A)to the Right

Multiple Choice

Which way does the reaction H⁺ + HCO₃^- $\rarr$ H₂CO₃ $\rarr$ H₂O + CO₂ proceed in the lungs?

A) to the right
B) to the left
C) to the right and then back to the left
D) this reaction doesn't proceed in the lungs
E) none of these