On the study and control of sex differentiation.
D000818:Animals; D001755:Blastocyst / Q000166:cytology / Q000502:physiology; D002454:Cell Differentiation; D004624:Embryo Transfer; D005260:Female; D006182:H-Y Antigen / Q000235:genetics; D008297:Male; D009028:Morula / Q000166:cytology / Q000502:physiology; D010053:Ovary / Q000196:embryology; D012733:Sex Differentiation; D013737:Testis / Q000196:embryology; D013950:Thymus Gland / Q000196:embryology
D006182:H-Y Antigen