Answer
Fig. 18.5:2
The prosthetic group is the heme moiety of each of the four globin chains; it facilitates the binding of oxygen to the iron(Fe) at the center of the heme.
Work Step by Step
The heme moiety facilitates the binding of oxygen to the Fe atom in each of the globin chains.
Oxygen is transported by the heme group, but carbon dioxide is transported bound to globin moieties.
