300km is closest to maximum tickness of a plate.
C. her cerebellum in the center of her brain started it by coordinating her muscle movements
Its stabilising. Since the selection pressure is against the extremes which are the normal blood and the sickle cell anaemia.
Divergent evolution is when two different species share the same ancestral origins but have evolved differently whereas convergent evolution is when species with different ancestral origins have developed similar features.
In convergent evolution, two species that are not necessarily closely related develop similar features often as a result of adaptation to similar conditions.
