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A pedigree diagram showing an inheritance pattern in which all of the offspring of an affected female are affected.Group of answer choicessex-linked recessiveautosomal dominantautosomal recessivemitochondrial DNA mutationsex-linked dominantNext

Question

A pedigree diagram showing an inheritance pattern in which all of the offspring of an affected female are affected.Group of answer choicessex-linked recessiveautosomal dominantautosomal recessivemitochondrial DNA mutationsex-linked dominantNext

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Solution

The inheritance pattern described in the question is most consistent with a mitochondrial DNA mutation. This is because mitochondria are inherited solely from the mother, so if a female is affected, all of her offspring would also be affected.

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