Mis nyuj haus tsis zoo. Lvyushu kua ntoo tuaj yeem txhawb kev mob qog thiab ua rau mob qog nqaij hlav los ntawm kev txhawb nqa cov chromosome rov ua haujlwm ntawm tib neeg lymphocytes; khaus daim tawv nqaij tuaj yeem ua liab thiab o, thiab nkag mus rau hauv lub qhov muag tuaj yeem ua rau dig muag ib ntus. Nws kuj tseem muaj cov teebmeem ua pov tseg thiab tuaj yeem ua kom lom tau ntses.
