Academic 0 comments Evolution, genes The Origin of Genes Dr Shock October 18, 2009 The human genome contains some 25,000 genes. Where did they come from? How are new genes formed? Before continuing with the Origins Series and The Origin of Cognition, I wanted to take a step back… Related posts: Genes and Brain Cancer Treatment Resistant Depression and Genes How can Genes and Stress cause Depression? The Rap Guide to Evolution Genes Predict Reponse to Lithium Addition for Treatment Resistant Depression