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Geographical isolation represents a major speciation factor in most animals and plants and causes a physical barrier to gene flow between populations, leading to the emergence of new species [11,43]. Barriers to gene flow (reproductive barriers in sexual organisms) may be raised by neutral processes such as genetic drift.
6 ημέρες πριν · The separation of two populations of the same species or breeding group by a physical barrier, such as a mountain or body of water. Geographical isolation may ultimately lead to the populations becoming separate species by adaptive radiation.
Geographic isolation is the separation of a population by a physical barrier that disrupts gene flow and leads to speciation. Learn how geographic isolation works, what factors cause it, and see examples of species that evolved from it.
Geographic isolation refers to the separation of populations of a species due to physical barriers, such as mountains, rivers, or distance. This separation prevents gene flow between populations, leading to divergent evolutionary paths that can result in the formation of new species over time.
22 Ιουν 2023 · At its core, geographic isolation is a natural process contributing to biodiversity and speciation. It is vital in shaping the evolution of species as it forces populations to adapt to their unique environmental conditions, leading to distinct evolutionary paths.
Geographic isolation is known to contribute to divergent evolution, resulting in unique phenotypes. Oftentimes morphologically distinct populations are found to be interfertile while reproductive isolation is found to exist within nominal ...
