Cov txheej txheem:
- Kev fertilization sab nraud piav qhia nrog piv txwv yog dab tsi?
- Puas muaj lwm yam fertilization tshwm sim rau tib neeg?
- Nyob rau hauv cov nroj tsuag sab nraud fertilization tshwm sim?
- Puas muaj lwm yam fertilization tshwm sim hauv Toad?
Video: Yuav ua li cas fertilization sab nraud tshwm sim?
2024 Tus sau: Fiona Howard | [email protected]. Kawg hloov kho: 2024-01-10 06:38
Ntawm Fertilization Tom qab cov phev mus txog lub qe, fertilization tshwm sim. Feem ntau sab nraud fertilization tshwm sim thaum lub sij hawm tus txheej txheem ntawm spawning qhov twg ib los yog ob peb tus poj niam tso lawv cov qe thiab cov txiv neej tso phev nyob rau hauv tib cheeb tsam, nyob rau tib lub sij hawm. … Qhov no tso cai rau tus poj niam xaiv ib tug txiv neej.
Kev fertilization sab nraud piav qhia nrog piv txwv yog dab tsi?
kev fertilization sab nraud yog rooj plaub uas fusion ntawm txiv neej thiab poj niam gametes tshwm sim nyob rau sab nraud / nruab nrab thiab tsis nyob hauv lub cev ntawm poj niam. Piv txwv li, nyob rau hauv cov qav, fertilization tshwm sim nyob rau hauv dej nruab nrab. tus poj niam tso qe nyob rau hauv dej tib lub sij hawm cov phev tawm ib yam nkaus thiab.
Puas muaj lwm yam fertilization tshwm sim rau tib neeg?
Kev sib deev kev sib deev pib nrog kev sib xyaw ntawm cov phev thiab qe hauv cov txheej txheem hu ua fertilization. Qhov no tuaj yeem tshwm sim sab hauv (Internal fertilization) los yog sab nraud (sab nraud fertilization) lub cev ntawm tus poj niam. Tib neeg muab piv txwv ntawm yav dhau los hos seahorse reproduction yog ib qho piv txwv ntawm yav tas los.
Nyob rau hauv cov nroj tsuag sab nraud fertilization tshwm sim?
Algae rov tsim dua los ntawm kev fertilization sab nraud. -Fungi: Hauv ntau cov fungi, fertilization yog ob-kauj ruam txheej txheem. Fertilization ntawm phev nyob rau hauv ib kauj ruam nrog rau fusion ntawm gametes raws li nyob rau hauv cov tsiaj thiab nroj tsuag.
Puas muaj lwm yam fertilization tshwm sim hauv Toad?
Heyyyyy koj cov lus teb yog: Feem ntau, qav nteg qe. Cov txheej txheem no feem ntau tshwm sim los ntawm kev fertilization sab nraud, qhov twg tus poj niam tso nws cov qe los ntawm nws lub cev mus rau hauv dej. Tom qab ntawd tus txiv neej tso nws cov phev los fertilize lawv.
Pom zoo:
Yuav tsum tattoo ntsej muag sab hauv lossis sab nraud?
Yog tus kws kos duab kuv xav hais nws yuav tsum ntsej muag sab hauv. Raws li txoj cai ntawm tus ntiv tes xoo cov khoom yuav tsum fim sab hauv lossis pem hauv ntej, nyob ntawm qhov chaw tso . Yuav tsum tattoo ntsej muag hauv lossis tawm?
Yuav ua li cas thiab thaum twg ohs kev sab laj yuav tsum tshwm sim?
Kev sab laj yuav tsum tau thaum txheeb xyuas qhov xwm txheej, ntsuas qhov txaus ntshai thiab txiav txim siab txog kev ntsuas los tshem tawm lossis txo qis cov kev pheej hmooHauv kev txiav txim siab yuav tshem tawm lossis txo qhov txaus ntshai, koj yuav tsum sab laj nrog koj cov neeg ua haujlwm uas yuav raug cuam tshuam los ntawm qhov kev txiav txim siab no, ncaj qha lossis los ntawm lawv tus neeg sawv cev kev noj qab haus huv thiab kev nyab xeeb .
Qhov twg fertilization tshwm sim?
Kev fertilization sab nraud feem ntau tshwm sim hauv dej lossis thaj chaw ntub txhawm rau pab txhawb kev txav ntawm cov phev mus rau lub qe. Kev tso qe thiab phev mus rau hauv dej yog hu ua spawning. Nyob rau hauv hom motile, spawning poj niam feem ntau mus rau qhov chaw tsim nyog tso lawv cov qe .
Yuav ua li cas tshwm sim hauv kuv mob siab heev tshwm sim?
Thaum zaj yeeb yaj kiab tsis qhia meej raws li ib zaj dab neeg tseeb, nws yog tsim los ntawm cov xwm txheej hauv lub neej tiag tiag: yog, ntau tus neeg saib xyuas kev dag ntxias tau nyiag kev nplua nuj thiab kev ywj pheej ntawm suav tsis txheeb.
Thaum tanning sab nraud ntev npaum li cas ntawm txhua sab?
Txog 15 mus rau 30 feeb ntawm txhua sab nyob ntawm seb koj cov tawv nqaij ncaj ncees npaum li cas thiab koj hlawv yooj yim npaum li cas. Kuv yuav tsum nyob sab nraud ntev npaum li cas yog tias kuv hlawv yooj yim? Txwv koj lub hnub raug tsuas yog 15 lossis 30 feeb ua ntej nkag mus rau hauv qhov ntxoov ntxoo;
