SHE HAS HER MOTHER'S LAUGH

She Has Her Mother's Laugh presents a profoundly original perspective on what we pass along from generation to generation. Charles D arwin played a crucial part in turning heredity into a scientific question, and yet he failed spectacularly to answer it. The birth of genetics in the early 1900s seemed to do precisely that. Gradually, people translated their old notions about heredity into a lan guage of genes. As the technology for studying genes became cheaper, millions of people ordered genetic tests to link themselves to missing pa...[Llegir més]