Hank gets real with us in a discussion of evolution – it’s a thing, not a debate. Gene distribution changes over time, across successive generations, to give rise to … source Article Tags: biogeographybiologychimpanzeecrashcoursedinosaurdirect observationDNAdorudondrug resistanceevolutionextinctextinctionfactsfinchesfore limbfossilfossil recordfruit flyGenegeneticsHank Greenhind limbhomologous structureitalian wall lizardmarsupialmoleculemorganucodonorganismrelatedrelationshipresistanceRNArodhocetusScienceselective pressuresimilaritystructuretheoryvertebratevestigial Article Categories: Accidents