e-journal
Phytospreading Proposed by S.V. Meyen as a Factor of Biological Evolution
Phytospreading, proposed by S.V. Meyen, depends on the role of biological evolutionary “mechanisms”.Some biological species that occupy a vast territory from the equator to the mid latitudes break up into two areas and form two populations. Later, the conditions arise for these populations (new related species) convergence at equatorial or middle latitudes, resulting in the hybridization of these species. This process takes place due to “return wave” of phytospreading during the next general cooling period or “second wave” phytospreading during the future warming
period. Hybridization and the preceding heterochronies, which affect reproductive processes,create new biological species with progressive morphophysiological structures.
Keywords:
Biological evolution Nomogenesis Phytospreading Heterochrony Hybridization
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