A genome by itself is like a recipe without a chef—full of important information, but in need of interpretation. So, even though we have sequenced genomes of our nearest extinct relatives—the Neanderthals and the Denisovans—there remain many unknowns regarding how differences in our genomes actually lead to differences in physical traits.
Click here for original story, A new perspective on the genomes of archaic humans
Source: Phys.org