< Prev Next > Evidence Supporting Biological Evolution Along path leads from the origins of primitive "life," which existed at least 3.5 billion years ago, to the profusion and diversity of life that exists today. This path is best understood as a product of evolution.

Sequential Evolution of a Symbiont Inferred From the Host: Wolbachia and Drosophila simulans | Molecular Biology and Evolution | Oxford Academic Sequential Evolution of a Symbiont Inferred From the Host: Wolbachia and Drosophila simulans J. William O. Ballard