title: Chemistry of crossing-over.
mesh_terms: D002455:Cell Division / Q000187:drug effects; D002701:Chloramphenicol / Q000494:pharmacology*; D002875:Chromosomes / Q000187:drug effects*; D004247:DNA / Q000096:biosynthesis; D005467:Floxuridine / Q000494:pharmacology*; D009491:Neurospora / Q000187:drug effects* / Q000254:growth & development / Q000378:metabolism; D011691:Puromycin / Q000494:pharmacology
chemical_list: D005467:Floxuridine; D011691:Puromycin; D002701:Chloramphenicol; D004247:DNA