When the cell's two genomes collide

(Phys.org)—Plant and animal cells contain two genomes: one in the nucleus and one in the mitochondria. When mutations occur in each, they can become incompatible, leading to disease. To increase understanding of such illnesses, scientists at Brown University and Indiana University have traced one example in fruit flies down to the individual errant nucleotides and the mechanism by which the flies become sick.

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