Chances are you've seen an illustration of ... Each parent contributes a set. About 97 percent of the genome consists of sequences that don't code for proteins and have no known function.

A team of researchers has used advanced DNA sequencing to develop the most comprehensive atlas yet of genetic change through ...

and that protein in turn carries out a particular function within the cell. Scientists also know that the DNA that makes up genes is packed into structures called chromosomes, and that somatic ...

But are these mtDNA mutations anything more than a sideshow to the main events of nuclear function ... sources of DNA and the intracellular factors that are inherited from parent to offspring ...