Txhua tus coelenterates yog dej, feem ntau yog marine. Lub cev yog radially symmetrical, diploblastic thiab tsis muaj coelom. Lub cev muaj ib qho qhib, lub hypostome, nyob ib puag ncig los ntawm kev hnov cov ntaub so ntswg uas nruab nrog nematocysts lossis colloblasts los ntes feem ntau planktonic prey.
YPuas yog Coelenterata yog Coelomate lossis Acoelomate?
Coelenterates muaj kab noj hniav. … Txij li thaum coelenterates tsuas muaj lub cev kab noj hniav thiab tsis muaj kev loj hlob ntawm mesoderm nyob rau hauv cov kab mob txheej thiab tsis muaj tseeb internal coelom, lawv tsis raug xam tias yog coelomates nyob rau hauv uas cov kabmob sib txawv tuaj yeem haum.
YPuas Coelenterata yog Pseudocoelomate?
Yog li, cov lus teb raug yog, Coelenterates muaj 'qhib lossis hollow lub cev kab noj hniav'. Nws tsis yog lub cev qhov tseeb. Lus Cim: -Hydra, hiav txwv anemones, jellyfish, thiab obelia tuaj nyob rau hauv phylum Cnidaria. -Ib lub cev kab noj hniav tsis yog kab los ntawm mesoderm yog hu ua 'pseudocoelom' thiab cov tsiaj uas qhia tias hu ua 'pseudocoelomates.
Puas cnidarians muaj coelom?
Ib coelom yog lub cev tag nrho, kua dej puv lub cev kab noj hniav (lub plab) kab nrog mesodermic cov ntaub so ntswg. … Cnidarians tsis suav hais tias muaj coelom vimlawv yog diploblastic, yog li lawv tsis muaj cov ntaub so ntswg mesodermic. Cnidaria yog phylum uas muaj cov tsiaj hauv dej xws li jellyfish, anemones, thiab corals.
Qhov txawv ntawm Coelenterata thiab cnidaria yog dab tsi?
yog li ntawdcnidarian yog ib qho ntawm ntau yam tsiaj txhu, xws li jellyfish, hydras, hiav txwv anemones, corals thiab yav tas los sponges thiab ctenophores uas muaj nyob rau hauv phylum cnidaria thaum coelenterate yog ib yam yooj yim dej tsiaj bearing tentaclesnrog nematocysts piv txwv xws li jellyfish, coral, thiab anemones.
