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Diagnostic character of echirioderms is ...

Diagnostic character of echirioderms is the presence of a. Water vascular system b. Spiny skin c. exclusively marine d: All the above.

A

a. Water vascular system

B

b. Spiny skin

C

c. Pedicellariae

D

d: All the above.

Text Solution

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The correct Answer is:
A, B, C, D
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