title: Thyroxine's evolutionary roots.
authors.affiliation: Biology Department, Augustana College, Sioux Falls, SD 57197, USA.
authors.forename: L G
authors.initials: LG
authors.lastname: Johnson
mesh_terms: D000596:Amino Acids / Q000096:biosynthesis; D000818:Animals; D005075:Biological Evolution; D006128:Growth / Q000502:physiology; D006801:Humans; D007455:Iodine / Q000737:chemistry / Q000502:physiology; D008675:Metamorphosis, Biological / Q000502:physiology; D014176:Protein Biosynthesis; D013961:Thyroid Gland / Q000502:physiology; D013963:Thyroid Hormones / Q000737:chemistry / Q000502:physiology; D013974:Thyroxine / Q000737:chemistry / Q000502:physiology*
chemical_list: D000596:Amino Acids; D013963:Thyroid Hormones; D007455:Iodine; D013974:Thyroxine