The fact that we all have the same genetic building blocks strongly suggests a single point of origin for all of life. That we can trace our genetic heritage and cousinships in a hierarchical and expanding way which matches morphology, behaviors, and the fossil record helps to make the case for evolution one of the strongest cases for any theory in the history of science.
Filed under: Evolution, Misc | Tagged: Evolution, Thought of the day | Leave a comment »
For the Sake of Science 