title: Insertion of a genetic marker into the ribosomal DNA of yeast.
mesh_terms: D002874:Chromosome Mapping; D004261:DNA Replication; D005796:Genes; D005819:Genetic Markers; D007930:Leucine / Q000235:genetics; D010957:Plasmids; D012335:RNA, Ribosomal / Q000235:genetics*; D011995:Recombination, Genetic; D012441:Saccharomyces cerevisiae / Q000235:genetics*; D014170:Transformation, Genetic
chemical_list: D005819:Genetic Markers; D012335:RNA, Ribosomal; D007930:Leucine