title: Free ribosomal DNA molecules from Tetrahymena pyriformis GL are giant palindromes.
mesh_terms: D000818:Animals; D004247:DNA; D004262:DNA Restriction Enzymes; D004926:Escherichia coli / Q000201:enzymology; D005111:Extrachromosomal Inheritance; D008970:Molecular Weight; D009690:Nucleic Acid Conformation; D009691:Nucleic Acid Denaturation; D009693:Nucleic Acid Hybridization; D012270:Ribosomes / Q000032:analysis*; D013769:Tetrahymena pyriformis / Q000032:analysis*
chemical_list: D004247:DNA; D004262:DNA Restriction Enzymes