During cellular respiration, cells in the human body contribute to the


generation of the weak acid, H2CO3. This reaction can lower the pH of the


blood to dangerous levels. Fortunately, this acid combines with carbonate


ions to form bicarbonate ions.


This causes a shift in the reaction to the


ort


OA) left, products


OB) left, reactants


oc) right, products


OD) right, reactants