Madierayne Madierayne

19-02-2018
Biology

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what happens to the symmetry of echinoderms as they age?

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AinZulkifli AinZulkifli

19-02-2018

Echinoderms evolved from bilateral ancestors and they are bilateral in their free swimming juvenile life stage. As adults they assume a pentamerous or radial symmetry by metamorphosis of juvenile to adult form.

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