Genomics Revolution

How about being extreme in how much of your genome you throw away? Obligate endosymbionts have done just that and in doing so have become trapped in their host organisms. Quite often the interdependence is mutual as the host has come to rely on the endosymbiont for critical functions as well. Hannah Mann guest hosts this episode on the first endosymbiont genome sequenced - that of Buchnera sp. APS.