Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Passage: Amfani da ligation enzymes yana ba da damar a haɗa ɓangarorin DNA. Ta hanyar ɗaure ("ɗaura") ɓangarorin DNA tare daga tushe daban-daban, masu bincike na iya ƙirƙirar DNA mai sake haɗawa, DNA sau da yawa ana haɗuwa da kwayoyin halittar da aka gyara. Ana amfani da DNA mai sake haɗawa a cikin mahallin plasmids: gajeren kwayoyin DNA masu zagaye tare da wasu kwayoyin halitta a kansu. A cikin tsarin da aka sani da kwayar halittar kwayoyin halitta, masu bincike zasu iya fadada sassan DNA ta hanyar saka plasmids a cikin kwayoyin cuta sannan kuma suyi su a kan faranti na agar (don ware clones na kwayoyin kwayoyin cuta "cloning" na iya komawa ga hanyoyi daban-daban na ƙirƙirar cloned ("clonal") kwayoyin halitta).  Tambaya: Wace hanya ce take ba da damar DNA ta ƙara ɓangarori?
DNA mai sake haɗawa