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Lecture

Dating our mtDNA Point of Coalescence.docx

4 Pages
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Department
Anthropology
Course Code
ANTH 1131
Professor
D.Sandgathe

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Description
Dating our mtDNA Point of Coalescence  We can date our genetic bottle-neck theory  Looking at a genetic evolutionary tree with sixteen different individuals, the point of coalescence is where their genomes will coalesce with one another – where there is a common, original ancestor  Point of coalescence is where the genetic tree when it begins to branch out  As time passes, genetic variability steadily increases either because of genetic mutation or recombination  Random mutation should be the only source of variability in mtDNA  We should be able to get an idea of how many mutations occur over time  The longer an individual species is in existence, the more these mutations will accumulate in its mtDNA  If these mutat
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