title: Genetic engineering concepts may not be workable.
mesh_terms: D000025:Abortion, Eugenic; D000649:Amniocentesis; D003362:Cost-Benefit Analysis; D005788:Gene Pool; D030342:Genetic Diseases, Inborn; D006579:Heterozygote; D006801:Humans; D011296:Prenatal Diagnosis; D015995:Prevalence