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08/09/2020 4:40 pm
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The presence of CO2 in blood will lower pH because CO2 combines with____, with the rate of reaction increased by_____.
(a) H2O to form H+ and HCO3–, carbonic anhydrase
(b) H2O to form only HCO3–, carbonic anhydrase
(c) H2O to form only H+, carbonic ions
(d) H+ to form HCO3–, oxyhaemoglobin
1 Answer
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08/09/2020 5:02 pm
(a) H2O to form H+ and HCO3–, carbonic anhydrase
Explanation:
Carbon dioxide combines with H2O in the plasma to form H+ and HCO3–. The enzyme carbonic anhydrase catalyzes the reaction.