单词	cnidarian
释义	cnidarian /nɪˈdɛːrɪən / Zoology noun An aquatic invertebrate animal of the phylum Cnidaria, which comprises the coelenterates.There are three subgroups within the cnidarians that have medusae, cubozoans, hydrozoans, and scyphozoans.... It is therefore largely appreciated that the resemblance between ctenophores and cnidarians is superficial and does not reflect a particularly close evolutionary relationship. Fossils of the Twitya Formation are generally presumed to be cnidarians, or at least metazoans of cnidarian grade. adjective Relating to or denoting cnidarians.Hox genes have been isolated from a number of cnidarian species including hydra.... Our study of the new material does not support a cnidarian affinity. A specific panel of seven target sequences was selected to test the binding patterns of cnidarian paired domains.
随便看	ferity Ferlinghetti, Lawrence Ferm. Fermanagh fermata Fermat, Pierre de Fermat's last theorem ferment fermentable fermentation fermentative fermenter fermentor fermi Fermi, Enrico fermion fermionic fermium Fermi–Dirac statistics fern Fernando Póo fern bar fernbird fernbrake fernery

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