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8090 [49]
3 years ago
9

What happens to the symmetry of echinoderms as they age?

Biology
1 answer:
satela [25.4K]3 years ago
5 0
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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Two most important environmental factors affecting animals
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