Haplogroup O
mtDNA
Mitochondrial DNA (mtDNA or mDNA) is the DNA located in mitochondria, cellular organelles within eukaryotic cells that convert chemical energy from food into a form that cells can use, such as adenosine triphosphate (ATP). Mitochondrial DNA ...
is a haplogroup derived from
haplogroup N and found in Oceania.
It is one of the rarest haplogroups. As of 2022,
FamilyTreeDNA reports that only 4 people are known members of the haplogroup. YFull reports 5 known members, 4 of whom are from Australia, and that the haplogroup is at least 20,000 years old.
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Notes
See also
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Genealogical DNA test
A genealogical DNA test is a DNA-based test used in genetic genealogy that looks at specific locations of a person's genome in order to find or verify ancestral genealogical relationships, or (with lower reliability) to estimate the ethnic mixt ...
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Genetic genealogy
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Human mitochondrial genetics
Human mitochondrial genetics is the study of the genetics of human mitochondrial DNA (the DNA contained in human mitochondria). The human mitochondrial genome is the entirety of hereditary information contained in human mitochondria. Mitochondri ...
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Population genetics
Population genetics is a subfield of genetics that deals with genetic differences within and between populations, and is a part of evolutionary biology. Studies in this branch of biology examine such phenomena as Adaptation (biology), adaptation, ...
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Human mitochondrial DNA haplogroups
Humans (''Homo sapiens'') are the most abundant and widespread species of primate, characterized by bipedalism and exceptional cognitive skills due to a large and complex brain. This has enabled the development of advanced tools, culture, ...
{{DEFAULTSORT:Haplogroup O (mtDNA)
O