The significance of lampreys for biological research.
D000818:Animals; D005075:Biological Evolution; D005399:Fishes / Q000502:physiology*; D006454:Hemoglobins / Q000235:genetics; D006728:Hormones / Q000502:physiology; D007798:Lampreys / Q000145:classification / Q000502:physiology*; D008675:Metamorphosis, Biological
D006454:Hemoglobins; D006728:Hormones