31. Invertebrates
Porifera and Cnideria
Multiple Choice
Multiple ChoiceWhich of the following is true about the phylum Cnidaria?
A
This phylum has more species than any other phylum.
B
All cnidarians except corals are in the medusa stage.
C
The bodies of cnidarians are bilaterally symmetrical and show cephalization.
D
All of the listed responses are correct.
E
The bodies of its members are organized around a gastrovascular cavity.
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