Hauj lwm lawm
Kev tsis
Cov lus qhia
Cov neeg siv khoom ntawm tus kheej tuaj yeem sau cov qauv ntawm lub qhov ntswg thiab muab tso rau ntawm lub rooj tsavxwm kuaj kom txiav txim siab yin thiab yang yam tsis muaj kev pabcuam. Yog tias muaj ob txoj hlua liab qhia tias qhov zoo, nco ntsoov mus rau qhov chaw kuaj xyuas rau nucleic acid kuaj. Txawm hais tias tsuas muaj ib kab liab liab qhia tias qhov tsis zoo, tsuav yog pom tias muaj kab mob los yog xav tias muaj cov tsos mob tshwm sim, kev kuaj nucleic acid yuav tsum tau ua.
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