Koj txhais li cas los ntawm Gemmule tsim?
Koj txhais li cas los ntawm Gemmule tsim?

Video: Koj txhais li cas los ntawm Gemmule tsim?

Video: Koj txhais li cas los ntawm Gemmule tsim?
Video: koj xav muaj peev nyiaj yuav tsim li cas? peev los qhov twg los? clip no muaj lus teb (05) 2024, Kaum ib hlis
Anonim

Gemmule . Ib qho asexually tsim loj ntawm cov hlwb, uas yog muaj peev xwm ntawm kev loj hlob mus rau hauv ib tug tshiab kab mob los yog mus rau hauv ib tug neeg laus cov dej qab zib sponge yog hu ua a Gemmule . Asexual reproduction yog tsuas yog nqa tawm los ntawm budding thiab kuj los ntawm gemmulation. Internal buds, uas raug tsim los ntawm cov dej tshiab yog npe as gemmules

Ntawm no, Gemmule muab piv txwv li cas?

Gemmules yog cov buds sab hauv pom nyob rau hauv daim txhuam cev thiab koom nrog hauv kev yug me nyuam asexual. Nws yog ib qho asexually reproduced loj ntawm cov hlwb uas muaj peev xwm ntawm kev loj hlob mus rau hauv ib tug tshiab kab mob, uas yog, ib tug neeg laus daim txhuam cev. Piv txwv yog Spongilla lacustris.

Tom qab ntawd, lo lus nug yog, vim li cas Gemmules pom feem ntau hauv cov sponges dej tshiab? Hauv cov dej tshiab , gemmules tuaj yeem muaj sia nyob ib puag ncig ib puag ncig xws li kev hloov pauv ntawm qhov kub thiab txias. Lawv ua hauj lwm rau recolonize lub vaj nyob ib puag ncig tej yam kev mob stabilize. Gemmules muaj peev xwm txuas rau lub substratum thiab tsim ib qho tshiab daim txhuam cev.

Ntxiv mus, nyob rau hauv uas marine daim txhuam cev Gemmule tsim tshwm sim?

Asexual reproduction nyob rau hauv daim txhuam cev tshwm sim los ntawm budding, los ntawm sab nraud los yog sab hauv buds. Internal buds hu ua gemmules . Ob hom buds loj hlob mus rau hauv tshiab daim txhuam cev.

Lub luag haujlwm ntawm Archaeocytes yog dab tsi?

Archaeocytes tseem ceeb heev rau kev ua haujlwm ntawm daim txhuam cev. Cov hlwb no yog totipotent, uas txhais tau hais tias lawv tuaj yeem hloov mus rau tag nrho lwm hom sponge hlwb. Archaeocytes noj thiab zom cov zaub mov uas ntes tau los ntawm choanocyte dab tshos thiab thauj cov as-ham mus rau lwm lub hlwb ntawm daim txhuam cev.

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