Answers

2016-03-10T23:53:05+05:30
They are commonly called sea anemones .sedentary, only polypoid form . mesoglea contains connective tissues . germ cells are derived from endoderm  eg :adamsia 
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2016-03-11T18:24:20+05:30
Anthozoan are one of the classes of phylum cnidaria.They are commonly known as seaaneamones,
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