ctenophore वाक्य

उदाहरण वाक्य

1. Ctenophores may be abundant during the summer months in some coastal locations, but in other places they are uncommon and difficult to find.
2. Their diet consists principally of scyphozoans and salps; prowfish use their large mouths to tear chunks from the bells of jellyfish and ctenophores.
3. That explains why so many phyla _ mollusks and chordates, cnidarians and ctenophores _ have independently gone gelatinous when they colonized the open ocean.
4. Cnidarians were formerly grouped with ctenophores in the phylum Coelenterata, but increasing awareness of their differences caused them to be placed in separate phyla.
5. This is least marked in the acoels, which have nerve nets rather like those of cnidarians and ctenophores, but densest around the head.
6. On the other hand, no gelatinous extracellular matrix exists of the kind observed, as " mesoglea ", in cnidarians and ctenophores.
7. Ctenophores exhibit biradial or rotational symmetry, defined by tentacular and pharyngeal axes, on which two anal canals are located in two diametrically opposed quadrants.
8. Functional morphology of the tentacles and tentilla of Coeloplana bannworthi ( ctenophore, platyctenida ), an ectosymbiont of Diadema setosum ( echinodermata, echinoida ).
9. A number of pelagic ( living in the water column ) organisms were observed such as squid, jellyfish, ostracods, ctenophores, and salps.
10. The epithelia of ctenophores have two layers of cells rather than one, and some of the cells in the upper layer have several cilia per cell.