Zida Zoteteza
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Zida zodzitetezera pakudula DNA motsatizana
Zidazi zimagwiritsa ntchito gas phase ammonialysis kudula DNA kuchokera kwa chonyamulira pogwiritsa ntchito njira yoteteza mpweya wa ammonia.Ili ndi chotengera choponderezedwa, chomwe chimatha kutsanulira mpweya wa ammonia mmenemo, kutentha madzi muchombo ndikuwongolera nthawi yotentha.Kutentha, nthawi ndi chilengedwe cha ammonia m'chombocho chikhoza kuwongoleredwa motere ndi cholinga chodula DNA.