Nyob hauv cnidarians, cov kab mob gastrovascular tseem hu ua cov coelenteron, thiab feem ntau hu ua " dig muag digut" lossis "dig muag sac", txij li cov zaub mov nkag mus thiab cov khoom pov tseg. los ntawm tib lub orifice. … Qhov kab noj hniav no tsuas muaj ib qhov qhib rau sab nraud uas, nyob rau hauv feem ntau cnidarians, yog ib puag ncig los ntawm tentacles rau ntes prey.
kab noj hniav nyob qhov twg hauv cnidarians?
Cnidaria. Lub plab kab noj hniav hauv Cnidaria yog ncig los ntawm cov ntaub so ntswg sab hauv hu ua gastrodermis. Sab nraud ntawm lub cev muaj cov ntaub so ntswg hu ua epidermis. Nruab nrab ntawm ob cov ntaub so ntswg yog ib thaj tsam zoo li gel hu ua mesoglea.
Cnidarians puas muaj kab noj hniav?
Cnidarians muaj ob lub cev morphological lub cev lub cev hu ua polyp, uas yog sessile li cov neeg laus, thiab medusa, uas yog mobile; Qee hom muaj ob lub cev npaj hauv lawv lub neej. … Cnidarians muaj lub plab zom mov tsis tiav nrog tsuas yog ib qho qhib;
Lub hauv paus kab noj hniav ntawm cnidarians hu ua dab tsi?
In cnidarian. …lub cev kab noj hniav ( the coelenteron).
Pob porifera thiab Cnidaria puas muaj kab noj hniav?
Cov tsiaj yooj yim tshaj plaws suav nrog daim txhuam cev (Porifera) thiab Cnidaria. … Coelenterates (phylum Cnidaria) yog radially symmetrical, nrog ob txheej ntaub so ntswg (ectoderm thiab endoderm) nyob ib ncig ntawm ib tug tag nrho cov hom phiaj gastrovascular kab noj hniav.
