Sterility

... only. The first 46 chromosome humans who were born to the existing 47 chromosome lineage may have right away been fertile, or at first had sterility problems in which case human chromosome #2 had to first learn to survive to replicate without the unfused chromosomes of the other allele ...

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... secondly that selective pressures, while admittedly having an effect, did not cause a change of species; and thirdly that the phenomenon of the sterility of hybrids told strongly in favour of the fixity of species. As regards the first point we now know that Wilberforce is wrong; but on the ...

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... The human karyotipe arose from a fusion phenomenon, which resulted in chromosome 2. So even if the chromosome number would be off(obviously caused sterility) i think it would be possible that the embryo would be viable. I don't know what would actually happen - as i see it you would need a genomic ...

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it is possible, but hybrid sterility or hybrid breakdown will occur most likely. Read my post. I said "any two species"

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... mates with a normal diploid, the F1 hybrid is triploid; this causes massive amounts of aneuploidy in the offspring, leading to almost invariable sterility of hybrid offspring?? I was told these are not good answers???? Thats when I came up with the answer for the 1st one I posted. I really appreciate ...

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