Molluscs puas tuaj yeem tsim tau zoo li qub?

Cov txheej txheem:

Molluscs puas tuaj yeem tsim tau zoo li qub?
Molluscs puas tuaj yeem tsim tau zoo li qub?

Video: Molluscs puas tuaj yeem tsim tau zoo li qub?

Video: Molluscs puas tuaj yeem tsim tau zoo li qub?
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Anonim

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: