title: Analysis of family resemblance. I. Introduction.
mesh_terms: D000704:Analysis of Variance; D002874:Chromosome Mapping; D004777:Environment; D005191:Family Characteristics; D005796:Genes; D014644:Genetic Variation; D005826:Genetics, Medical; D006801:Humans; D006824:Hybridization, Genetic; D007178:Inbreeding; D007360:Intelligence; D008954:Models, Biological; D010641:Phenotype; D044469:Racial Groups; D012641:Selection, Genetic