Cov txheej txheem:

Dab tsi yog qhov tseeb sau rau tus neeg mob A's karyotype?
Dab tsi yog qhov tseeb sau rau tus neeg mob A's karyotype?

Video: Dab tsi yog qhov tseeb sau rau tus neeg mob A's karyotype?

Video: Dab tsi yog qhov tseeb sau rau tus neeg mob A's karyotype?
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Tus neeg mob A's Karyotype

Piv txwv li, 47, XY, +13 qhia tias qhov neeg mob muaj 47 chromosomes, yog ib tug txiv neej, thiab muaj ib tug ntxiv chromosome 13. Ntau piv txwv ntawm no sau ntawv.

Tsis tas li cov lus nug yog, dab tsi yog qhov cim ntawm karyotype?

Txhais cov karyotype Qhov no sau ntawv suav nrog tag nrho cov chromosomes, kev sib deev chromosomes, thiab ib qho ntxiv lossis ploj lawm autosomal chromosomes. Piv txwv li, 47, XY, +18 qhia tias tus neeg mob muaj 47 chromosomes, yog txiv neej, thiab muaj ib qho ntxiv autosomal chromosome 18.

Qhov thib ob, karyotype ntawm Down syndrome yog dab tsi? Down Syndrome karyotype (yav tas los hu ua trisomy 21 syndrome los yog mongolism), tib neeg txiv neej, 47, XY, +21. Tus txiv neej no muaj tag nrho chromosome ntxiv ntxiv rau ib qho ntxiv chromosome 21. Tus syndrome yog txuam nrog rau cov niam muaj hnub nyoog siab heev.

Kuj tseem paub yog, pes tsawg tus chromosomes nyob hauv Tus Neeg Mob A's karyotype?

Kev kuaj mob hauv a neeg mob nrog tus lej qub ntawm chromosomes , txhua khub yuav tsuas muaj ob chromosomes . Muaj ib qho ntxiv lossis ploj lawm chromosome feem ntau renders fetus inviable. Nyob rau hauv cov ntaub ntawv uas tus me nyuam hauv plab ua rau nws mus rau lub sij hawm, muaj cov tshwj xeeb kev kho mob nta nyob ntawm seb qhov twg chromosome raug cuam tshuam.

Qhov piv txwv karyotype yog dab tsi?

kar·y·o·type. Siv karyotype hauv ib kab lus. npe. Karyotype txhais tau tias yog qhov pom dav dav ntawm chromosomes. Ib piv txwv ntawm karyotype yog qhov loj, tus naj npawb thiab cov duab ntawm chromosomes hauv tib neeg lub cev.

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