Video: Puas yog corals polyps lossis Medusa?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Corals , hiav txwv anemones thiab jellyfish koom nrog pawg tsiaj hu ua cnidarians. Lawv muaj lub cev yooj yim suav nrog lub plab hauv nruab nrab kab noj hniav ib puag ncig los ntawm tentacles. Muaj ob qho yooj yim cnidarian lub cev nrhiav: a polyp daim ntawv, uas yog txuas rau saum npoo; thiab ib daim ntawv upside-down free-floating hu ua a medusa.
Tom qab ntawd, cov polyps txawv ntawm Medusa li cas?
Polyp thiab medusa nthuav qhia qee qhov loj sib txawv : Polyp yog sessile thaum medusa yog mobile. Polyp nthuav qhia cov tubular zoo nrog lub qhov ncauj tig mus rau dej nce, thaum medusa nthuav qhia lub tswb nrov nrog lub qhov ncauj tig mus rau hauv dej. Polyp tsim los yog polyp los yog medusa los ntawm budding, thaum medusa tsim xwb medusa
Zoo sib xws, puas yog jellyfish medusa lossis polyp? A polyp yog daim ntawv uas txuas rau saum npoo, thaum a medusa yog daim ntawv uas yog dawb-ntab; ib hom cnidarian tuaj yeem ua txhua daim ntawv hauv qib sib txawv ntawm nws lub neej. Cov medusa daim ntawv tseem ceeb hauv cov chav kawm Scyphozoa (ib txwm muaj xim zoo nkauj, loj jellyfish ) thiab Cubozoa.
Yooj yim li ntawd, polyp thiab medusa yog dab tsi?
polyp thiab medusa , npe rau ob daim ntawv cev, ib tus neeg tsis muaj zog thiab ib txwm ua luam dej dawb, pom nyob hauv cov dej tsis muaj kab mob Cnidaria (coelenterates). Cov polyp yog sessile, lossis nonmotile, kab mob; paub zoo nyob ib leeg polyps yog lub hiav txwv anemone thiab cov dej tshiab hydra.
Puas yog daim txhuam cev yog polyp?
Sponges tsis symmetrical, ho, thiab daim txhuam cev tsis muaj cov tsev pheeb suab los yog cov kab mob qog noj ntshav. Lawv kuj tsis muaj lub qhov ncauj.) Muaj ob lub cev rau cnidarians: tus polyp thiab medusa. Cov polyp yog zoo li lub raj thiab feem ntau yog sessile.
Pom zoo:
Puas yog pob ntseg polyps hauv miv mob?
Qhov no tuaj yeem ua rau tsw ntxhiab thiab mob rau koj tus tsiaj. Lub cev lub cev ntawm polyp tuaj yeem ua rau khaus, thiab, yog tias nyob hauv qhov chaw zoo, cuam tshuam nrog kev hnov lus lossis sib npaug. Feem ntau, kev kho mob zoo tshaj plaws rau cov tsiaj pob ntseg polyps yog kev phais tshem tawm
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