2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Nyob rau hauv pachynema, cov chromosomes homologous ua kom zoo sib xws. Cov txheej txheem no hu ua synapsis. (Cov chromosomes tau hais tias muaj synapsed.) Cov synapsed homologous khub ntawm chromosomes hu ua tetrad, vim nws muaj plaub chromatids.
Yuav ua li cas hauv zygotene theem?
Thaum zygotene, homologous chromosomes pib ua raws lawv tag nrho ntev los ntawm txheej txheem hu ua synapsis uas yog qhov tseeb. Txhua khub ntawm chromosomes yog tuav ua ke los ntawm ib tug ribbon zoo li cov protein thiab tsim cov synaptonemal complex. Tom qab ntawd, thaum lub sij hawm pachytene, khub ntawm chromosomes ua condensed thiab coiled.
Yuav ua li cas thaum Diplotene?
Nyob rau hauv lub diplotene theem synaptonemal complexes loosen thiab ib nrab sib cais ntawm txhua khub niam txiv chromatids los ntawm lawv homologous counterparts tshwm sim. Cov chromatids tseem nyob ua ke ntawm cov centromeres thiab cov chaw hla dhau. Lub sijhawm dictyotene yog lub sijhawm so ntawm oocyte.
Yuav ua li cas yog cov kauj ruam ntawm prophase?
Prophase kuv muab faib ua tsib theem: leptotene, zygotene, pachytene, diplotene, thiab diakinesis.
YYuav ua li cas hauv pachytene ntawm meiosis?
Ntawm pachytene lawv khub, qhov sib thooj ntawm ob chromosomes dag ib sab. Chromosomes ces duplicate thiab cog lus rau ua khub chromatids. Nyob rau theem no, khub ntawm chromosomes hu ua tetrad, raws li nws muajplaub chromatids.
Pom zoo:
Yuav ua li cas tshem tawm cov kev sib raug zoo hauv phau ntawv ceev hauv online?
Nrhiav tus account thiab xaiv Account keeb kwm lossis Saib sau npe. Xaiv qhov kev sib pauv uas koj xav kom tsis sib haum. Nias lub npov nrog "R" thiab txuas ntxiv mus kom txog thaum lub thawv khoob. Qhov no tshem tawm qhov kev hloov pauv ntawm kev sib haum xeeb.
Yuav tso npe tus neeg hloov pauv hauv tuam txhab nyiaj hauv Suav teb li cas?
Kuv yuav tso npe rau hauv Tuam Tshoj Bank Online li cas? Koj tuaj yeem tso npe los ntawm mus ntsib koj ceg ntawm tus as khauj thiab sau daim ntawv thov. Kuv tuaj yeem ntxiv tus neeg hloov pauv mus rau Tuam Tshoj lub txhab nyiaj hauv online li cas?
Yuav ua li cas lub cib 400 puas yuav tawm hauv TV hauv indianapolis?
Nws hloov lub Brickyard 400 uas nyob rau ntawm lub oval, thiab yuav yog 82 laps (15/20/47) rau 200 mais. Qhov kev tshwm sim yuav raug tso tawm hauv xov tooj cua NBC thiab tshaj tawm hauv IMS Xov Tooj Cua Network thiab SiriusXM NASCAR Radio. Brickyard 400 yog dab tsi?
Yuav ua li cas sau ntawv hauv devanagari hauv lo lus?
Yuav ua li cas ntaus hauv Hindi hauv MS lo lus? Kauj Ruam 1: Mus rau 'lub sijhawm &lus' hauv kev teeb tsa. Kauj Ruam 2: Tom qab ntawd, xaiv 'lus' los ntawm cov ntawv qhia zaub mov. Kauj Ruam 3: Tam sim no, nyem rau ntawm '+ icon'. Kauj Ruam 4:
Yuav ua li cas kho cov niam tsev hauv caug hauv tsev?
Kev ua neej thiab kev kho hauv tsev Kawm koj lub hauv caug. Tso tseg cov haujlwm uas ua rau lub hauv caug bursitis thiab zam kev txav uas ua rau koj qhov mob hnyav dua. Noj cov tshuaj txo qhov mob hauv lub tsev muag tshuaj. … Thov dej khov.
