Biology Reference
In-Depth Information
one oxygen molecule:
two oxygen molecules:
three oxygen molecules:
and
four oxygen molecules:
The factors 4, 6 and 4 denote possible alternative associations of oxygen
with the subunits of hemoglobin. The powers of indicate the numbers of
nearest neighbor connections in the tetrahedral model (Fig. 2-8).
Figure 2-8.
All possible states in the tetrahedral model of Pauling (1935).
