Dab tsi yog haploid diploid thiab triploid?
Dab tsi yog haploid diploid thiab triploid?

Video: Dab tsi yog haploid diploid thiab triploid?

Video: Dab tsi yog haploid diploid thiab triploid?
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Haploid cell - Cov hlwb uas tsuas muaj ib pawg ntawm chromosomes. Piv txwv: Cov phev hauv txiv neej thiab ov nyob rau hauv poj niam tsiaj. Diploid cell - Cov hlwb uas muaj ob pawg ntawm chromosomes. Piv txwv li: Cells hauv lub cev tsis yog phev thiab ov. Triploid cell - Cov hlwb uas muaj peb pawg ntawm chromosomes.

Raws li txoj cai, tib neeg puas haploid diploid lossis triploid?

Piv txwv li, feem ntau tib neeg cov hlwb muaj 2 ntawm txhua ntawm 23 homologous monoploid chromosomes, rau tag nrho ntawm 46 chromosomes. A tib neeg cell nrog ib txheej ntxiv ntawm 23 ib txwm chromosomes (functionally triploid ) yuav suav hais tias yog euploy. Tsis zoo li euploidy, aneuploid karyotypes yuav tsis yog ntau yam haploid tus lej.

Ib tug kuj yuav nug, dab tsi yog diploid chromosome? diploid . Diploid piav txog ib lub xovtooj ntawm tes uas muaj ob daim ntawv luam ntawm txhua tus chromosome . Qhov tsuas yog qhov tshwj xeeb yog cov hlwb hauv kab kab mob, uas mus rau tsim gametes, lossis qe thiab phev hlwb. Kab mob kab mob yog haploid, uas txhais tau hais tias lawv muaj ib pawg ntawm chromosomes.

Hais txog qhov no, qhov txawv ntawm haploid thiab diploid yog dab tsi?

Lub ntsiab qhov sib txawv ntawm haploid cell thiab diploid cell yog diploid cov hlwb muaj ob qhov ua tiav ntawm chromosomes, thaum haploid cov hlwb tsuas muaj ib qho ua tiav ntawm chromosomes. A haploid tus lej yog tus lej ntawm chromosomes hauv lub nucleus ntawm ib chromosomal teeb.

Dab tsi yog triploid cell?

Triploidy yog ib qho tsis tshua muaj chromosomal abnormality uas fetuses tau yug los nrog ib qho ntxiv ntawm chromosomes hauv lawv. hlwb . Ib pawg ntawm chromosomes muaj 23 chromosomes. Qhov no yog hu ua haploid teeb. Peb pawg, lossis 69 chromosomes, hu ua a triploid teeb.

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