title: THE DNA SYNTHETIC PERIOD DURING EARLY DEVELOPMENT OF THE SEA URCHIN EGG.
mesh_terms: D000818:Animals; D002455:Cell Division; D002467:Cell Nucleus; D002875:Chromosomes; D004247:DNA; D004447:Echinodermata; D008660:Metabolism; D010063:Ovum; D012106:Research; D012617:Sea Urchins
chemical_list: D004247:DNA
keywords: CELL DIVISION; CELL NUCLEUS; CHROMOSOMES; DNA; ECHINODERMATA; EXPERIMENTAL LAB STUDY; METABOLISM; OVUM