title: Perspectives on the evolution of hemoglobin.
mesh_terms: D000818:Animals; D000845:Annelida; D001483:Base Sequence; D005075:Biological Evolution; D002683:Chironomidae; D002816:Chordata, Nonvertebrate; D005260:Female; D005319:Fetal Hemoglobin / Q000235:genetics; D005914:Globins / Q000235:genetics; D006454:Hemoglobins / Q000235:genetics* / Q000266:history; D006801:Humans; D007814:Larva / Q000235:genetics; D051379:Mice; D008968:Molecular Conformation; D010108:Oxyhemoglobins / Q000235:genetics / Q000378:metabolism; D011108:Polymers; D011247:Pregnancy; D011487:Protein Conformation; D012995:Solubility; D014714:Vertebrates / Q000097:blood / Q000235:genetics*
chemical_list: D006454:Hemoglobins; D010108:Oxyhemoglobins; D011108:Polymers; D005914:Globins; D005319:Fetal Hemoglobin