title: Nature of the heterogeneity in mispairing of reannealed middle-repetitive fern DNA.
mesh_terms: D001483:Base Sequence; D004247:DNA; D009695:Nucleic Acid Renaturation; D009696:Nucleic Acids; D010944:Plants; D013696:Temperature
chemical_list: D009696:Nucleic Acids; D004247:DNA