Nucleic acid metabolism in oocytes and embryos of Urechis caupo.
D000818:Animals; D000845:Annelida / Q000196:embryology*; D002499:Centrifugation, Density Gradient; D002845:Chromatography; D004247:DNA / Q000096:biosynthesis*; D005260:Female; D008970:Molecular Weight; D010063:Ovum / Q000378:metabolism*; D012313:RNA / Q000096:biosynthesis*; D014316:Tritium
D014316:Tritium; D012313:RNA; D004247:DNA