Repost from November 2019 We’re uprooting the tree of life - asking whether we should believe our eyes or our sequencing machines when it comes to deciding what makes a species. Plus, the greatest comebacks of all time - we look at the science of de-extinction and find out whether Jurassic Park could ever become a reality.Full show notes, transcript, music credits and references online at GeneticsUnzipped.com [UPDATE LINK to URL for latest episode]Follow us on Twitter @GeneticsUnzipGenetics Unzipped is written and presented by Kat Arney with audio production by Hannah Varrall with additional research and scripting by Emily Nordvang.This podcast is produced by First Create the Media for the Genetics Society - one of the oldest learned societies in the world dedicated to supporting and promoting the research, teaching and application of genetics.