title: PRELIMINARY STUDIES ON THE DEGRADATION AND SYSTHESIS OF RNA COMPONENTS DURING SEA URCHIN DEVELOPMENT.
mesh_terms: D000818:Animals; D004447:Echinodermata; D004622:Embryo, Mammalian; D004625:Embryo, Nonmammalian; D008660:Metabolism; D010063:Ovum; D010759:Phosphorus Isotopes; D012313:RNA; D012106:Research; D012617:Sea Urchins
chemical_list: D010759:Phosphorus Isotopes; D012313:RNA
keywords: ECHINODERMATA; EMBRYO; EXPERIMENTAL LAB STUDY; METABOLISM; OVUM; PHOSPHORUS ISOTOPES; RNA