title: Organization and sequence analysis of a cluster of repetitive DNA elements from Xenopus laevis.
mesh_terms: D000818:Animals; D001483:Base Sequence; D004247:DNA / Q000302:isolation & purification; D004262:DNA Restriction Enzymes; D004587:Electrophoresis, Agar Gel; D005260:Female; D009693:Nucleic Acid Hybridization; D009865:Oocytes / Q000032:analysis; D012313:RNA; D012335:RNA, Ribosomal; D012091:Repetitive Sequences, Nucleic Acid; D014158:Transcription, Genetic; D014982:Xenopus laevis / Q000196:embryology / Q000235:genetics*
chemical_list: D012335:RNA, Ribosomal; D012313:RNA; D004247:DNA; D004262:DNA Restriction Enzymes