2) Myoclonal epilepsy and ragged red fiber disease (MERRF) is a human condition named for the ragged red fibers of skeletal muscle cells and myoclinic epilepsy in affected individuals. People with this disorder have a mutation in a mitochondrial gene for a tRNA, specfically that for lysine. Why are affected individuals always heteroplasmic?

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Asked Dec 12, 2019
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2) Myoclonal epilepsy and ragged red fiber disease (MERRF) is a human condition named for the ragged red fibers of skeletal muscle cells and myoclinic epilepsy in affected individuals. People with this disorder have a mutation in a mitochondrial gene for a tRNA, specfically that for lysine. Why are affected individuals always heteroplasmic? 

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Mitochondrial tRNA in humans has gained interest due to the discovery of associations between point mutations seen in their genes and different...

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