English Sex-determination system Cited by user Cosmia Nebula on 04 Aug 2024 A sex-determination system is a biological system that determines the development of sexual characteristics in an organism.
English Southern platyfish Cited by user Cosmia Nebula on 04 Aug 2024 The southern platyfish, common platy, or moonfish (Xiphophorus maculatus) is a species of freshwater fish in family Poeciliidae of order Cyprinodontiformes.