Which of these characteristics is NOT present in phylum Echinodermata?

0 votes
    bilateral symmetry
    exoskeleton
    exclusively marine lifestyle (live only in the ocean)
    protostome development
asked May 19, 2013 in Biology by anonymous
    

1 Answer

0 votes
protostome development
answered May 20, 2013 by Bioshare ~Top Expert~ (34,070 points)



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