Finally, the mitochondria — the energy powerhouse of the cell — contains its own small parcel of mitochondrial DNA which is inherited exclusively from the egg, and therefore the mother. (newscientist.com)
Much of the damage we experience as disease is the end result of oxidative stress that occurs in the mitochondria, the energy powerhouse of the cell. (ultrawellnesscenter.com)
There are two sources of DNA in animals: the nucleus and the energy - producing powerhouses of the cell called the mitochondria. (newscientist.com)