The Direction of Human EvolutionC. Scribner's sons, 1921 - Počet stran: 247 |
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adaptations ages amoeba ancestors animals and plants atheistic autocracy believe biological body breeds causes changes characters chromosomes civilization classes colony complex condition conflict course of evolution creation Cro-Magnon Darwin democracy disharmonies doctrine earth elimination emotions environment equality eternal ethical evidence existence explain fact faith fitness freedom future germ cells germplasm greatest hereditary heredity higher human evolution human race human society hybrids ideals increasing individual inherited instincts intelligence knowledge liberty ligion limits lines living world mammals mankind means mechanism ment mental mind modern moral mutations nations natural laws natural selection Neanderthal organisms origin Origin of Species past evolution perfect persons phenomena physical population possible present primitive principles probably progressive evolution protoplasm reason religion result scientific selfishness social evolution specialization and co-operation species spirit struggle supernatural teaches teleology theory things tion to-day traits ultimate universe white race whole