The process which created the first cloned sheep is detailed in All in the Genes, as the ethical and moral dilemmas raised by genetic engineering are examined. The program points out the many medical benefits to be gained from such research, citing genetic diseases that might be eradicated in the near future. The fight against cancer and Alzheimer's disease will gain ground as scientists learn more about the genetic origins of ailments. However, many individuals feel that science can go too far, and that limits should be placed on cloning and related issues.