Identify the enzyme X ? Where it is present? Every 100 ml of deoxygenated blood delivers approximately ___ ml of CO2 to the alveoli

Question

( a ) carbonic anhydrase, RBCs contain a very high concentration and minute quantities are present in the plasma, 4
( b ) carbonic anhydrase, RBCs , 4
( c ) carbonic anhydrase, plasma contain a very high concentration and minute quantities are present in the RBCs , 4
( d ) carbonic anhydrase, plasma, 7