Nucleic acid extraction column (DNA yaing'ono / yapakatikati / yayikulu) imasonkhanitsidwa kuchokera ku chubu chakunja + chubu chamkati + nembanemba ya gel osakaniza + mphete yamphamvu. Amagwiritsidwa ntchito popangira DNA, monga genome, chromosome, plasmid, PCR product, pulasitiki yobwezeretsanso zinthu, RNA ndi zitsanzo zina zamoyo, kuti akwaniritse ...
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