The diagram below illustrates the role played by red blood cells in the transportation of carbon (IV)oxide.

(a) Other than carbon (IV) oxide transportation in the red blood cells, name the other form of
carbon (IV) oxide transportation in humans.
(b) (i) name substance F.
(ii) name the enzyme marked G and state its role in the reaction.

Answer:

a)
-Carbaminohaemoglobin/Carbonic acid
-Solution form in Plasma/hydrogen carbonate

b(i)Water

ii)- Carbonic anhydrase: to speed up the reaction or catalyzes conversion of carbon (IV) oxide to form weak carbonic acid.

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