title: The replication and expression of maternal and paternal genomes in a blocked echinoid hybrid.
mesh_terms: D000818:Animals; D001345:Autoradiography; D004247:DNA / Q000096:biosynthesis; D004261:DNA Replication; D005260:Female; D006358:Hot Temperature; D006824:Hybridization, Genetic; D007814:Larva / Q000166:cytology; D008722:Methods; D008854:Microscopy, Electron; D009691:Nucleic Acid Denaturation; D009693:Nucleic Acid Hybridization; D009695:Nucleic Acid Renaturation; D010063:Ovum / Q000032:analysis; D012313:RNA / Q000096:biosynthesis; D012617:Sea Urchins / Q000196:embryology*; D013936:Thymidine / Q000378:metabolism; D013997:Time Factors; D014158:Transcription, Genetic; D014316:Tritium; D014529:Uridine / Q000378:metabolism
chemical_list: D014316:Tritium; D012313:RNA; D004247:DNA; D013936:Thymidine; D014529:Uridine