title: Proceedings: Evolution of visual pigments.
mesh_terms: D000596:Amino Acids / Q000032:analysis; D000818:Animals; D001059:Apoproteins; D005075:Biological Evolution; D003623:Dark Adaptation; D005399:Fishes; D007814:Larva; D008099:Liver / Q000032:analysis; D008970:Molecular Weight; D012168:Retinal Pigments / Q000032:analysis; D012487:Salmonidae; D013053:Spectrophotometry; D014801:Vitamin A / Q000032:analysis
chemical_list: D000596:Amino Acids; D001059:Apoproteins; D012168:Retinal Pigments; D014801:Vitamin A