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First, this idea was discredited or ignored during several decades, some studies suggest that CT is random in some eukaryotes that isn't necessary the truth. It is not easy at all to determine is CT are random or not Second, not all eukaryotic organism are the same. Plants and Fungi have cell walls, animals do not. Fungi can have a dikaryotic cell or even ...


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While no perfect example exists, there are various different 'ring species' in nature where you have which species are able to interbreed with closely related populations, but there are least two "end" populations in the series. Examples include: Alauda arvensis, A. japonica and A. gulgula: Species of Skylark birds that coexist around Central Asia ...


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