Growth and sexual differentiation in the gonads of chick and duck embryos.
D000818:Animals; D002642:Chick Embryo; D004247:DNA / Q000096:biosynthesis; D004372:Ducks; D005260:Female; D006066:Gonads / Q000196:embryology* / Q000378:metabolism; D008297:Male; D014176:Protein Biosynthesis; D012733:Sex Differentiation; D012737:Sex Factors
D004247:DNA