Payne, B. A. et al. (2013) present evidence that a low level of heteroplasmic mtDNA exists in all tested healthy individuals. (a) What are two likely sources of such heteroplasmy? (b) What genetic conditions within a given mitochondrion are likely to contribute to such a variable pool of mitochondria?

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Mitochondrial Mutations

A mitochondrion is a cellular organelle that serves as the site for cellular respiration and energy production (ATP or Adenosine Triphosphate). It is a double-membrane-bound organelle and is only present in eukaryotic cells.