<prompt> Rangarira ndima iri pasi apa uye ipapo pindura mubvunzo gare gare mumutauro mumwe chetewo sechikamu: Kupfuura: Polymerase chain reaction DNA. Kuongorora DNA nhasi kunobvira kunyange nemari shoma zvikuru yeropa: ikoku kunowanzoshandiswa musayenzi yezvokurapa, asi zvinowo rutivi rwomuitiro wokuongorora wezvirwere zvakawanda. Mubvunzo: DNA inoshandiswa kupi nhasi?  <response>: sayenzi yokutsvakurudza 