Video: Yuav ua li cas mitosis tshwm sim?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Mitosis yog cov txheej txheem hauv cell division uas lub nucleus ntawm lub cell faib (nyob rau hauv ib tug ntau theem), muab nce mus rau ob zoo tib yam cov ntxhais cell. Mitosis tshwm sim nyob rau hauv tag nrho cov hlwb eukaryotic (nroj tsuag, tsiaj, thiab fungi). Cells tsis tu ncua tuag; Cov txheej txheem no yog hu ua apoptosis (programmed cell death).
Ua raws li qhov xav tau, mitosis tshwm sim hauv tib neeg li cas?
Txawm hais tias yuav luag txhua yam sib txawv ntawm cov hlwb hauv koj lub cev tuaj yeem nkag mus mob mitosis , meiosis ib neeg quavntsej tshwm sim tsuas yog nyob rau hauv cov hlwb uas yuav dhau los ua qe lossis phev. Yog li, hauv tib neeg , mob mitosis yog rau kev loj hlob thiab tu, thaum meiosis yog rau kev sib deev.
Tsis tas li ntawd, 7 theem ntawm mitosis yog dab tsi? Cov ntsiab lus hauv txheej no (7)
- Interphase. Cell ua haujlwm zoo ib yam, Kev loj hlob ntawm tes (G1 thiab g2), Sib sau ua ke cov molecules tshiab thiab organelles.
- Prophase.
- Prometaphase.
- Metaphase.
- Anaphase.
- Telophase.
- Cytokinesis.
Raws li txoj cai, yuav ua li cas thaum lub sij hawm mitosis?
Thaum lub sij hawm mitosis , ib lub cell eukaryotic tau ua tib zoo sib koom ua ke nuclear kev faib tawm uas ua rau tsim ntawm ob lub noob caj noob ces zoo tib yam tus ntxhais. Mitosis Nws tus kheej muaj tsib theem ua haujlwm, lossis theem: prophase, prometaphase, metaphase, anaphase, thiab telophase.
Dab tsi ua rau lub cell mus rau mitosis?
Teb thiab Piav Qhia: Cov cell hla mitosis txhawm rau txhawb kev loj hlob lossis kho kev puas tsuaj. Thaum koj laus lawm thiab loj hlob tuaj, koj xav tau ntau dua hlwb , thiab koj li cov hlwb raug
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Ntev npaum li cas gabapentin yuav tshwm sim ntawm kev sim tshuaj?
Ib mus rau peb hnub