Kwafi na DNA
Appearance
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biological process (en) ![]() | |
Bayanai | |
Ƙaramin ɓangare na |
DNA metabolic process (en) ![]() |
Bangare na |
Systems Biology Ontology (en) ![]() |
Mabiyi |
M phase (en) ![]() |
Ta biyo baya |
S phase (en) ![]() |
Has characteristic (en) ![]() |
DNA replication proofreading (en) ![]() |
Biological phase (en) ![]() |
S phase (en) ![]() |
A cikin ilimin halitta, Kwafi na DNA shine tsarin nazarin halittu na samar da kwafi iri ɗaya na DNA daga ainihin kwayar halittar DNA guda ɗaya.
Tsarin
[gyara sashe | gyara masomin]DNA yana wanzuwa azaman tsari mai madauri biyu, tare da dunƙule biyun da aka naɗe su don samar da sifa mai siffa biyu. Kowane madaidaicin DNA shine sarkar nau'ikan nucleotides guda hudu.
Ka'idoji
[gyara sashe | gyara masomin]Eukaryotes
[gyara sashe | gyara masomin]A cikin eukaryotes, ana sarrafa kwafi na DNA a cikin mahallin sake zagayowar tantanin halitta. Yayin da tantanin halitta ke girma da rarraba, yana ci gaba ta matakai a cikin tsarin tantanin halitta; Kwafin DNA yana faruwa a lokacin S (lokacin kira).