Nyob hauv ntau cov kab mob, somatic (body) cov hlwb raug mitosis los muab cov hlwb tshiab rau kev loj hlob lossis hloov cov hlwb uas tau raug puas tsuaj thiab tuag.
Puas tib neeg cov hlwb puas raug mitosis?
Nyob hauv tib neeg, muaj ob lub ntsiab ntawm cov hlwb: cov hlwb sib deev thiab cov hlwb somatic, tseem hu ua lub cev hlwb. … Cov hlwb uas raug mitosis khaws tib tus lej ntawm cov hlwb somatic; cov hlwb uas raug meiosis txo cov qe ntshav los ntawm ib nrab.
Pob lub cev hlwb puas muaj mitosis lossis meiosis?
Tag nrho cov hlwb somatic raug mitosis, qhov tsuas yog cov kab mob kis tau meiosis. Meiosis tseem ceeb heev vim nws tsim gametes (phev thiab qe) uas yuav tsum tau muaj kev sib deev. Tib neeg cov kab mob muaj 46 chromosomes (2n=46) thiab raug meiosis los tsim plaub lub hlwb haploid ntxhais (gametes).
Pob lub cev hlwb puas muaj meiosis?
Nyob hauv tib neeg, cov hlwb tshwj xeeb hu ua cov kab mob kis tau meiosis thiab thaum kawg ua rau cov phev lossis qe. … Thaum kawg ntawm meiosis, cov qe ntshav uas tshwm sim, los yog gametes, txhua tus muaj 23 genetic chromosomes. Tag nrho cov txheej txheem ntawm meiosis tsim plaub tus ntxhais cell ntawm ib leeg niam txiv cell.
hom cell twg raug meiosis?
Thaum cov hlwb somatic tau txais mitosis kom loj hlob, cov kab mobnkag mus rau meiosis los tsim haploid gametes (cov phev thiab qe).
