Aa Aa Aa The study of human genetics has added a new layer ... genetic tree on which today's many diverse branches can be followed to their common African root. Thus, the surprising thing about ...

you would appreciate that all living things are equally amazing products of over 3 billion years of evolution. Thus, tree-thinking not only provides important practical tools for organizing ...

Over many years this leads to the formation of new species. Evolutionary trees show how different species have evolved over time from common ancestors. Professor Brian Cox: Ever since life began ...

To help you explore this tree and understand the amazing mechanism behind it, we’ve created the NOVA Evolution Lab. Play this Lab and you’ll be on your way to becoming an expert in ...

Evolution is traditionally associated with a process of increasing complexity and gaining new genes ... evolutionary innovations in the planetary tree of life. "Gene loss is a widespread mechanism ...

An evolutionary tree depicting the relationships among living apes, Ardi, and modern humans. Each branch on the tree represents a species and their intersections represent their common ancestors.

The Evolution Lab contains two main parts: Build A Tree: Students build phylogenetic trees themed around the evidence of evolution, including fossils, biogeography, and similarities in DNA.

The three-dimensional shape of a protein can be used to resolve deep, ancient evolutionary relationships in the tree of life ... of pathogens or creating new treatments for disease.