title: Heteroduplex regions in unduplicated bacteriophage lambda recombinants.
mesh_terms: D010582:Bacteriophage lambda / Q000235:genetics*; D001483:Base Sequence; D002872:Chromosome Deletion; D004279:DNA, Viral / Q000096:biosynthesis; D006860:Hydrogen Bonding; D009154:Mutation; D011995:Recombination, Genetic
chemical_list: D004279:DNA, Viral