1. Menene ya kamata in yi idan na tabbata ga nucleic acid? Da farko, kada ku firgita, sanya abin rufe fuska, kiyaye tazara daga wasu, ci gaba da sadarwa a buɗe, keɓe kai, sake nazarin yanayin ayyukan kwanan nan, sanar da mutanen da suka yi kusanci da ku kwanan nan…
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