title: Pairing of unwound DNA duplexes as hypothetical intermediates in genetic recombination.
mesh_terms: D004247:DNA / Q000378:metabolism*; D008957:Models, Genetic; D009692:Nucleic Acid Heteroduplexes / Q000378:metabolism; D011995:Recombination, Genetic
chemical_list: D009692:Nucleic Acid Heteroduplexes; D004247:DNA