September 21, 1989 -
September 21, 1989 -
September 21, 1989 -
September 22, 1989 -
September 22, 1989 -
September 23, 1989 -
September 25, 1989 - Richard King and Bonnie LeRoy from the University of Minnesota Institute of Human Genetics, answer listener questions about genetic research, testing and engineering.
September 26, 1989 -
September 26, 1989 -
September 27, 1989 -