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Unformatted text preview: ephyra ______________, ______ medusa _____________. 7. Answer the following by circling True or False a. Members of phylum Cnidaria have separate mouth and anus. TRUE FALSE b. Both medusae and anemones have a gastrovascular cavity TRUE FALSE 8. Circle the false statement. (There is only one!) a. Polymorphism is present in cnidarians but not ctenophores. b. Nematocysts are absent in ctenophores. c. Unlike cnidarians, ctenophores have colloblasts, comb plates, and an anal opening. d. Cnidarians have radial symmetry and ctenophores do not. 9. (2 points) Label the structures: A ______ dermal ostium _____ B ____ incurrent canal _______ C _____ prosopyle __________ D ______ apopyle __________ A B C D...
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This homework help was uploaded on 04/10/2008 for the course EFB 285 taught by Professor Fierke during the Spring '08 term at Syracuse.
- Spring '08