We explore the weird and wonderful world of extrachromosomal DNA - what it is, what it does, and why it breaks the normal rules of inheritance. ***Full show notes, transcript and references online at ***GeneticsUnzipped.com) ) Follow us on Twitter @GeneticsUnzip) This episode of Genetics Unzipped was written and presented and produced by Kat Arney with audio production by Emma Werner. ***This podcast is produced by ******First Create the Media ***)for the Genetics Society) - one of the oldest learned societies dedicated to promoting research, training, teaching and public engagement in all areas of genetics.