The animal as a pluricausal system.
D000818:Animals; D001695:Biology; D001842:Bone and Bones / Q000502:physiology; D005260:Female; D006728:Hormones / Q000502:physiology; D008954:Models, Biological; D009424:Nervous System Physiological Phenomena; D010063:Ovum / Q000502:physiology; D010684:Philosophy; D012313:RNA / Q000235:genetics
D006728:Hormones; D012313:RNA