title: Time relationships between the onset of RNA synthesis and the manifestation of the morphogenetic function in axolotl nuclei.
mesh_terms: D000367:Age Factors; D000557:Ambystoma / Q000196:embryology*; D000818:Animals; D001345:Autoradiography; D002467:Cell Nucleus / Q000378:metabolism*; D005855:Germ Layers; D009024:Morphogenesis; D012313:RNA / Q000096:biosynthesis*
chemical_list: D012313:RNA