Phylum platyhelminthes pom nyob qhov twg?

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Phylum platyhelminthes pom nyob qhov twg?
Phylum platyhelminthes pom nyob qhov twg?

Video: Phylum platyhelminthes pom nyob qhov twg?

Video: Phylum platyhelminthes pom nyob qhov twg?
Video: Phylum Platyhelminthes Part 1: General Characteristics 2024, Kaum ib hlis
Anonim

Ntau cov kab dej tshiab uas tsis muaj sia nyob thiab tuaj yeem pom hauv pas dej, pas dej, kwj dej, kwj dej, thiab cov pas dej ib ntus Lawv nyob hauv pob zeb, nroj tsuag, thiab khib nyiab kom tsis txhob ncaj qha. hnub ci. Lawv tuaj yeem pom ntawm cov tawv tawv thiab mos, tab sis muaj ntau dua ntawm cov tawv tawv.

Yuav ua li cas tag nrho cov phylum platyhelminthes muaj sib xws?

Flatworm, tseem hu ua platyhelminth, ib yam ntawm cov phylum Platyhelminthes, ib pawg ntawm cov mos-bodied, feem ntau ntau flattened invertebrates Ntau hom kab flatworm yog dawb-nyob, tab sis txog 80 feem pua ntawm tag nrho cov kab mob flatworms yog kab mob parasitic-ie, nyob rau hauv lossis lwm yam kab mob thiab ruaj ntseg khoom noj los ntawm nws.

Yuav ua li cas hom chaw nyob yog platyhelminthes?

Cov platyhelminthes feem ntau yog ecto lossis endoparasitic thiab ob peb nyob dawb. Cov neeg nyob dawb yog nyob rau hauv chav kawm Turbellaria thiab nyob hauv dej tshiab, pas dej, pas dej, kwj dej thiab cov pas dej. Ib txhia ntawm lawv pom nyob rau hauv ntug dej hiav txwv thiab subtropical cheeb tsam.

phylum platyhelminthes txav ntawm qhov chaw mus li cas?

Kev txav mus los hauv qee qhov flatworms yog tswj los ntawm longitudinal, ncig, thiab oblique txheej ntawm cov leeg. Lwm tus txav nrog slime trails los ntawm kev ntaus ntawm epidermal ciliaKev txhim kho ntawm kev taw qhia kev txav yog cuam tshuam nrog cephalization. … Feem ntau flatworms tuaj yeem tsim kev sib deev lossis sib deev.

Turbellaria pom nyob qhov twg?

Habitat and Conservation

Turbellarians tsis muaj lub tshuab ua pa thiab cov hlab ntsha, yog li lawv nyias nyias thiab xav tau cov chaw nyob hauv dej (lossis ntub dej heev). Lawv tuaj yeem pom hauv pas dej, pas dej, kwj dej, qhov dej ntws, thiab txawm tias qhov tsua kwj, feem ntau yog nyob rau hauv submerged nplooj litter lossis hauv qab pob zeb.

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