Breeding is unregulated and natural selection prevails.
The heat of summer (December-March, which is the rainy season) is tempered by cool breezes; winter (MaySeptember, inclusive) is dry, cold and bracing, and frost prevails for prolonged periods.
Such isomerism, named stereoisomerism (q.v.),hasbeen assiduously developed during recentyears; it prevails among many different classes of organic compounds and many examples have been found in inorganic chemistry.
Mahommedanism prevails throughout the island, except among the mountain tribes.
This soil prevails throughout the southern counties and the Minnesota and Red River valleys, in which sections cereal crops predominate.