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vovangra [49]
3 years ago
9

Question text The skeleton of an echinoderm is composed of individual plates called

Biology
1 answer:
vitfil [10]3 years ago
6 0

interlocking calcium carbonate plates is the answer.

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Plates slid past each other
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23.5 degrees relative
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Question: Which two cellular structures provide protection to the cell?

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