title: In praise of complexity.
authors.affiliation: Department of Molecular Genetics, Albert Einstein College of Medicine, Bronx, New York 10461.
authors.forename: S G
authors.initials: SG
authors.lastname: Waelsch
mesh_terms: D000818:Animals; D005796:Genes; D005823:Genetics; D049673:History, 20th Century; D051379:Mice; D009154:Mutation; D010641:Phenotype; D011995:Recombination, Genetic; D013623:Tail / Q000002:abnormalities