The implications for molecular evolution of possible mechanisms of primary gene duplication.
D000483:Alleles; D000595:Amino Acid Sequence; D005075:Biological Evolution; D003434:Crossing Over, Genetic; D003582:Cytogenetics; D004261:DNA Replication; D005796:Genes; D005815:Genetic Code; D006454:Hemoglobins; D006579:Heterozygote; D006720:Homozygote; D006801:Humans
D006454:Hemoglobins