Li Xiaochen

There are three theories about the origin of early humans, namely Rift Valley Theory, Labor Creation Theory and Mutation Selection Theory. The evolution of human beings has experienced four stages: Australopithecus, Homo habilis, Homo erectus and Homo sapiens. There are two hypotheses about the origin of modern people, namely, system theory and migration theory. It is generally believed that the origin of modern human beings is in Africa.

Author: Associate Professor, School of Life Sciences, Shaanxi Normal University, Ph.D., xi 'an 7 10062.

Keywords: human origin; Rift valley theory; eve hypothesis

Classification number: Q98 1

DOI:CNKI:ISSN: 1009-3826 . 0 . 2003-02-032

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Studying the origin and development of human beings is an important content of evolutionary biology. Although we don't know all the details of human origin, we have made many breakthroughs in the study of some key issues of human origin and development. At present, our views on the main line of human evolution pedigree are basically the same, that is, human evolution has gone through four stages: Australopithecus, homo habilis, Homo erectus and Homo sapiens. The origin of early humans is a controversial issue. There are many theories about what prompted human beings to differentiate from the same ancestor of human beings and apes, among which the three most influential theories are: rift valley theory, labor creation theory and sudden …

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