Leber hereditary optic neuropathy (LHON)is a human disease that exhibits cytoplasmic inheritance.It is characterized by rapid loss of vision in both eyes, resulting from the death of cells in the optic nerve.A teenager loses vision in both eyes and is later diagnosed with LHON.How did this individual MOST likely inherit the mutant DNA responsible for this condition?

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LHON is a mitochondrial disorder that is passed down maternally, meaning that the individual inherited the mutated mitochondrial DNA from their mother. Mitochondrial DNA is only passed down from the mother because the egg cell contains the majority of the cytoplasm and organelles, including mitochondria, while the sperm cell contributes very little cytoplasm to the zygote.

Leber Hereditary Optic Neuropathy (LHON)is a Human Disease That Exhibits