Submicroscopical observations on the differentiation of chick gonads.
D000818:Animals; D002454:Cell Differentiation; D002642:Chick Embryo / Q000166:cytology*; D003593:Cytoplasm; D005260:Female; D006066:Gonads / Q000166:cytology* / Q000196:embryology*; D008297:Male; D008854:Microscopy, Electron; D010053:Ovary / Q000166:cytology; D011200:Poultry; D013737:Testis / Q000166:cytology