what factors could lead to rise of a new species
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Development of certain isolating mechanisms which prevent sexual communication between the parental and elementary species. These isolating mechanisms may be geographical, ecological, ethological, genetic drift, natural selection, DNA changes in the germ cells, etc.
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Natural selection.(ii) Process of genetic drift(iii) Genetic Mutation(iv) Geographical isolation.(v) Environmental factors on the isolated populations.(vi) Reproductive isolation for a long time.(vii) Quantum of genetic variant inherited from one .
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