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Electric fish in Africa could be example of evolution in action

... and, ultimately, separate species. This so-called sympatric speciation is more controversial because there hav...lses from these mormyrids might be a first step in sympatric speciation. One the other hand, the fish could be a single species. "This could be just a polymorp...
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sympatric at Biology Definition

Species

...raphic possibilities. The proposed species are sympatric —they occupy the same habitat. Observation of many species over the years has failed to establish even a single instance of two diagnostically different populations that exist in sympatry and have then merged to form one united population. With...

Speciation

...ects . Polyploidy is also a very common cause of sympatric speciation. Polyploidy is seen as a mode of speciation in many plants, a well studied example being that of the wheat species. In asexually reproducing organisms, there are other modes that become prominent including horizontal gene transfer by ...
sympatric at Biology Dictionary

Sympatric

...nd placenta ls). Full article >>> sympatric speciation [Gk. syn, together with + patra, fat...ent population . Full article >>> sympatric Having the same or overlapping regions of geographical distribution. Noun, sympatry. sympatric s...

Speciation

...in a community . Full article >>> sympatric speciation [Gk. syn, together with + patra, fatherland, country] A mode of speciation occurring as a result of a radical change in the genome that produces a reproductively isolated sub population in the midst of its parent population . Ful...

Genetic distance

...he genetic distance s among flies from different sympatric hosts species are greater than the distances among flies on the same host in different geographic areas (Waring et al. 1990). Full article >>> Discrepancies in the estimated physical and genetic distance s are noted. The genetic...
sympatric at Medicine News
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