Cov xwm txheej:Nrhiav kom tau cov tsiaj hauv tsev
Cov khoom tseem ceeb:
RNA yog nthuav tawm cov khoom siv sai sai
DNA yog nthuav tawm cov khoom siv sai sai (kuaj hom)
Qhov Zoo:
Kev daws teeb meem rau cov tswv tsiaj.
Kev siv cov kab txaij sim yooj yim, tsis muaj kev kawm tshwj xeeb uas xav tau.
Ua kom raws sijhawm saib xyuas kev noj qab haus huv rau cov tsiaj, kom paub thaum ntxov paub txog cov kab mob muaj peev xwm.
