Phylum: Echinodermata - Biology for Life
Phylum: Echinodermata - Biology for Life
Phylum: Echinodermata - Biology for Life
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<strong>Phylum</strong>: <strong>Echinodermata</strong>
<strong>Phylum</strong>: <strong>Echinodermata</strong>• Examples: sea stars, sanddollars, sea urchins• Most are radially symmetrical• Can have hard spines orplates embedded under theskin which are actually partof the hard internal skeleton(endoskeleton)• Can regenerate whole arms• Water vascular system thatbranches into tube feet thatare important in locomotion,feeding and gas exchange
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