title: Erwin Schrödinger and the hornless cattle problem.
authors.affiliation: Genetics Department, University of Wisconsin, Madison 53706.
authors.forename: J F
authors.initials: JF
authors.lastname: Crow
mesh_terms: D000818:Animals; D002417:Cattle / Q000235:genetics; D005260:Female; D005823:Genetics / Q000266:history*; D005828:Genetics, Population; D049673:History, 20th Century; D006733:Horns / Q000002:abnormalities; D008297:Male