The animals with bilateral symmetry in young stage
and radial pentamerous symmetry in the adult
stage, belong to the Phylum
(a) Annelida (b) Mollusca
(c) Cnidaria (d) Echinodermata.
and radial pentamerous symmetry in the adult
stage, belong to the Phylum
(a) Annelida (b) Mollusca
(c) Cnidaria (d) Echinodermata.