title: Imperfect complementation in human-hamster somatic cell hybrids.
mesh_terms: D000818:Animals; D005075:Biological Evolution; D006224:Cricetinae; D005796:Genes; D005816:Genetic Complementation Test; D006801:Humans; D006822:Hybrid Cells / Q000378:metabolism; D009694:Nucleic Acid Precursors / Q000378:metabolism*; D012335:RNA, Ribosomal / Q000096:biosynthesis*; D013045:Species Specificity
chemical_list: D009694:Nucleic Acid Precursors; D012335:RNA, Ribosomal