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Speciation Number Chromosomes Polyploidy Sympatric Require Geographical Isolation

Sympatric speciation does not require geographical isolation; mutations, such as polyploidy, can lead to reproductive isolation and new species formation, especially if the polyploid organism reproduces asexually.

Speciația simpatică nu necesită izolare geografică; mutațiile, cum ar fi poliploidia, pot duce la izolare reproductivă și formarea unei noi specii, mai ales dacă organismul poliploid se reproduce asexuat.

Front Sympatric speciation
Back Doesn't require geographical isolation
Mutations can increase the number of chromosomes (polyploidy)
Individuals with different number of chromosomes cant reproduce and so they become reproductively isolated
If the polyploidy organism reproduces asexually then a new species can emerge
Polyploidy can only lead to speciation if it doesn't prove fatal

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