Nyob rau hauv biradial symmetry, lub cev tuaj yeem muab faib ua ob qhov zoo sib xws los ntawm ib lossis ob lub dav hlau ntsug nkaus xwb, piv txwv li, hiav txwv anemones. Cov tsiaj uas qhia txog radial thiab biradial symmetry muaj qhov ncauj thiab aboral sab.
Ib qho piv txwv ntawm ob sab symmetry yog dab tsi?
Piv txwv ntawm cov tsiaj uas muaj ob sab sib luag yog: flatworms, kab laug sab ("ribbon worms"), clams, qwj, octopuses, crustaceans, kab, kab laug sab, brachiopods, hiav txwv hnub qub, hiav txwv urchins, thiab vertebrates. Tus tsiaj symmetry feem ntau haum nws txoj kev ua neej.
piv txwv ntawm radial symmetry yog dab tsi?
Piv txwv ntawm Radial Symmetry
Xav txog ib qho txiv kab ntxwv lossis txiv apples uas tau txiav rau hauv cov npooCov noob nyob rau hauv cov txiv hmab txiv ntoo yog faib nyob rau hauv ib tug radial qauv. Nyob rau hauv lub nceeg vaj tsiaj, muaj ob sab phyla uas nthuav tawm radial symmetry: Ib qho ntawm cov no yog cnidarians, uas suav nrog jellyfish, anemones, thiab corals.
Puas Aurelia muaj Biradial symmetry?
Ctenoplana thiab Beroe ob leeg yog cov phylum Ctenophora. Cov kab mob uas koom nrog Ctenophora yog biradial hauv symmetry thiab tsis muaj cnidoblasts. … Aurelia belongs rau phylum Cnidaria thiab lawv muaj cnidoblasts.
Pab pawg twg muaj radial symmetrical?
Radial symmetry muaj nyob rau hauv cnidarians (xws li jellyfish, hiav txwv anemones, thiab coral) thiab echinoderms (xws li hiav txwv urchins, brittle hnub qub, thiab hiav txwv hnub qub).
