NEET 2004 Biology question
The animals with bilateral symmetry in young stage and radial pentamerous symmetry in the adult stage, belong to the phylum -
Answer: (3)
Solution
Echinoderms (starfish, sea urchin, brittle star) have bilaterally symmetrical larvae (bipinnaria, auricularia) that undergo metamorphosis into adults with radial (pentamerous) symmetry.
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