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Lake Tanganyika harbors a high diversity of Cichlid fish. A study constructed phylogenies of Cichlids based...

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Biology

Lake Tanganyika harbors a high diversity of Cichlid fish. Astudy constructed phylogenies of Cichlids based on 38 retroposoninsertion sites. 24 of these yielded the same phylogeny, but 14supported a variety of different phylogenies. From this theresearchers concluded that there must have been rapid speciationgoing on in the lake. Explain this reasoning. Why is it significantthat the traits being used were retroposon insertion sites? In youranswer, explain the difference between a gene tree and a speciestree.

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Lake Tanganyika harbors many endemic species of incredibly varied cichlid fish which have been classified in twelve main taxonomic groups referred to as tribes Analysis of quick interspersed component SINE insertion information was recognized to become a strong tool for the elucidation of phylogenetic human relationships and also we used the technique in an effort to make clear such associations with these cichlids We learned insertion patterns of thirty eight SINEs in total twenty four of which supported the monophyly of 3 clades The additional fourteen loci disclosed considerable    See Answer
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