title: Restriction analysis of radish nuclear genes coding for rRNA: evidence for heterogeneity.
mesh_terms: D002467:Cell Nucleus / Q000378:metabolism*; D004247:DNA / Q000378:metabolism*; D004262:DNA Restriction Enzymes; D008970:Molecular Weight; D009693:Nucleic Acid Hybridization; D010944:Plants / Q000378:metabolism*; D012335:RNA, Ribosomal / Q000096:biosynthesis* / Q000302:isolation & purification
chemical_list: D012335:RNA, Ribosomal; D004247:DNA; D004262:DNA Restriction Enzymes