Thirty percent of the transcription happening in one of your cells (right now) produces mRNAs, or messenger RNAs, that code for proteins. The other seventy percent? Those are called noncoding RNAs,...

As humans, we inherit nuclear DNA from mom and pop. Only mama can give us her mitochondria and mitochondrial DNA. You can thank your mama for your mitochondria. Or not. The circular DNA reminiscent...