Cov txheej txheem:
- molluscs yuav ua li cas?
- feem ntau mollusks puas tuaj yeem tsim tau zoo li qub?
- mollusks puas tsim tau ob qho tib si asexually thiab kev sib deev?
- Snails clone lawv tus kheej?
Video: Molluscs puas tuaj yeem tsim tau zoo li qub?
2024 Tus sau: Fiona Howard | [email protected]. Kawg hloov kho: 2024-01-10 06:38
Mollusk reproduce asexually by being hermaphroditic qhov twg lawv yog txiv neej thiab poj niam lawv kuj asexually reproduce by budding.
molluscs yuav ua li cas?
Mollusks rov tsim kev sib deev, thiab feem ntau hom muaj kev sib deev. Kev sib deev yog ua tiav los ntawm kev tsim thiab fusion ntawm gametes: phev thiab qe. … Thaum lub sij hawm fertilization sab nraud, tus poj niam nteg qe, thiab lawv fertilized los ntawm txiv neej phev sab nraum tus poj niam lub cev.
feem ntau mollusks puas tuaj yeem tsim tau zoo li qub?
Mollusks feem ntau yog sib deev sib deev, thiab lub cev xeeb tub (gonads) yooj yim. Kev yug me nyuam ntawm ib qho gamete uas tsis muaj menyuam (parthenogenesis) kuj pom muaj nyob hauv cov plab hnyuv ntawm cov subclass Prosobranchia. Tiam sis feem ntau kev yug me nyuam yog los ntawm txhais tau tias kev sib deev.
mollusks puas tsim tau ob qho tib si asexually thiab kev sib deev?
Lub cev ntawm mollusc yog mos thiab ob tog sib luag hauv cov duab. Ib qho piv txwv ntawm molluscs yog octopus. … Qee hom mollusc yog hermaphrodites uas yug me nyuam los ntawm fertilization sab hauv. Yog li ntawd, xaiv C ob qho tib si kev sib deev thiab kev sib deevyog cov lus teb raug.
Snails clone lawv tus kheej?
Snails sib txawv sib txawv, tab sis feem ntau cov qwj yog "hermaphrodites." Ua ib tug hermaphrodite txhais tau hais tias txhua tus qwj yuav ua tau txiv neej thiab poj niam tib lub sijhawm. … Qee cov qwj hermaphrodite tsis xav tau lwm tus qwj los yug dua tshiab, tab sis tuaj yeem ua tau ntau dua los ntawm lawv tus kheej (qhov no hu ua asexual reproduction).
Pom zoo:
Leej twg tuaj yeem sau daim ntawv lees paub ntawm kev txais qub txeeg qub teg?
Ib daim ntawv lees paub ntawm kev txais qub txeeg qub teg yuav tsum tau kos npe thiab cog lus ua ntej rau pej xeem pej xeem los ntawm tus neeg paub tus neeg lees paub thiab tus neeg txiav txim siab tsev neeg keeb kwm. Tus neeg no tuaj yeem yog phooj ywg ntawm tus neeg tsis ncaj ncees, tus phooj ywg qub ntawm tsev neeg, lossis ib tus neeg nyob ze, piv txwv li .
Puas rov tsim cov lus dab neeg qub qub?
Yog tias koj rov tsim dua ib zaj dab neeg uas twb Ancient lawm, nws puas yuav nyob qub los yog rov qab mus li qub? 10% Muaj feem yuav yog thaum ub, 90% caij nyoog nws yuav tsis tu ncua. Nov yog lo lus teb tiag . Puas reforge legendary tshem tawm thaum ub?
Peb puas tuaj yeem ua tiav polymorphism yam tsis muaj qub txeeg qub teg?
cuab yeej cuab tam thiab polymorphism yog ywj siab tab sis cov koom haum cuam tshuam - nws muaj peev xwm muaj ib yam tsis muaj lwm tus. Yog tias peb siv cov lus uas yuav tsum tau hloov pauv kom muaj hom tshwj xeeb (c++, c, java) ces peb yuav ntseeg tias cov ntsiab lus no txuas .
Puas yog cov neeg qub qub qub vikings?
Cov Normans uas tau tawm tsam Askiv xyoo 1066 tuaj ntawm Normandy hauv Fab Kis. Txawm li cas los xij, Normans yog Ameslikas Vikings los ntawm Scandinavia. … Lub tebchaws tau los ua lub npe hu ua Northmannia – txhais tau tias thaj av ntawm Northmen – uas tom qab ntawd luv luv rau Normandy .
Thaum twg siv txoj hauv kev zoo li qub thiab tsis zoo li qub hauv c?
A txoj kev zoo li qub yog nyob rau hauv chav kawm thiab txoj kev tsis zoo li qub yog ib yam khoom ntawm chav kawm. Cov txheej txheem zoo li qub tuaj yeem nkag ncaj qha los ntawm chav kawm, thaum txoj kev tsis zoo li qub (lossis cov qauv piv txwv raws li kuv nyiam hu rau lawv) yuav tsum tau nkag los ntawm ib qho piv txwv .
