Abstract. We present a brief overview of basic concepts and facts about some evolutionary prerequisites for the Humans’origin and formation of human behavior – from the origin of life and the primitive unicellular beings to the direct ancestors of Homo sapiens – the primates.We consider the evolutionary process of anthropogenesis in the context of some hypotheses and theories about the nonlinear essence of Nature, including with regard to the Evolutionary theory and its applications.

Key words: evolution, humans’ origin, behavior, nonlinear theories

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