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03/01/2021 3:49 pm
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Give the characteristic features of Echinodermata.
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03/01/2021 3:51 pm
(a) Spikes present on skin.
(b) Free living, marine animals.
(c) Triploblastic and have a coelomic cavity.
(d) Have a peculiar water driven tube system used for moving around.
(e) Have hard calcium carbonate structure that is used as a skeleton.
Example: Starfish, seaurchin.