Video: Puas muaj cov qe ntshav liab muaj qhov nqus?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Zaus ntawm qhov tshwm sim ntawm cov vacuoles nyob rau hauv cov qe ntshav liab tau kawm los ntawm kis tau tus mob electron microscopy. Peb xaus qhov me me cov vacuoles tshwm sim ib txwm nyob rau hauv erythrocytes, tias lawv zoo li ua pawg thiab fuse thaum lub sijhawm ntawm tes kev laus, thiab tus spleen muaj peev xwm tshem tawm cov qauv no thaum lawv mus txog qhov loj me.
Ib yam li ntawd, koj tuaj yeem nug, puas yog cov qe ntshav liab puas muaj cytoplasm?
Cytoplasm yog tam sim no hauv cov qe ntshav liab kom muaj cov organelles thiab yog qhov chaw nyob qhov twg ntawm tes cov dej num tshwm sim. Lub nucleus yog tsis tuaj ces tus ntshav liab tuaj yeem muaj hemoglobin ntau ntxiv kom muaj peev xwm nqa oxygen.
Tom qab ntawd, lo lus nug yog, cov qe ntshav liab puas muaj lub hauv paus? Hauv tib neeg, paub tab cov qe ntshav liab yog cov yoog raws thiab oval biconcave disks. Lawv tsis muaj ib cell nucleus thiab feem ntau organelles, txhawm rau kom haum rau qhov chaw siab tshaj rau hemoglobin; lawv tuaj yeem raug saib ua cov hnab ntawm hemoglobin, nrog cov ntshav ntshav ua lub hnab.
Ib yam nkaus, dab tsi organelles ua cov qe ntshav liab muaj?
Cov qe ntshav liab suav hais tias yog cov hlwb, tab sis lawv tsis muaj ib qho cev , DNA, thiab organelles zoo li endoplasmic reticulum los yog mitochondria. Cov qe ntshav liab tsis tuaj yeem faib lossis rov ua dua li lwm lub cev ntawm lub cev.
Cov qe ntshav liab hla dhau cov hlab ntshav li cas?
Dawb cov qe ntshav ua tau ywj siab hla dhau phab ntsa a cov hlab ntsha . Cov qe ntshav liab taug kev hauv ib daim ntawv dhau cov cov hlab ntsha . Cov me me ntshav cov nkoj thaum kawg khoob mus rau qhov loj dua ntshav cov hlab ntsha, hu ua veins, uas coj ntshav rov qab rau lub siab. Cov qe ntshav liab muaj cov kab mob tshwj xeeb uas thauj khoom hu ua hemoglobin.
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