What’s fascinating is that genome is highly dynamic. The transposons rearrange themselves all the time and are believed to be remnants of ancient viruses. And t

What’s fascinating is that genome is highly dynamic. The transposons rearrange themselves all the time and are believed to be remnants of ancient viruses. And there’s probably many more pieces of DNA which are domesticated viruses. Alu element comes to mind, which is the most common transposable element in human genome and probably has a role in regulating gene expression.