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Dmitrij [34]
2 years ago
8

Do echinoderms and vertebrates both have endoskeletons? explain.

Biology
1 answer:
weeeeeb [17]2 years ago
8 0

Answer:

Echinoderms have a calcium carbonate endoskeleton, and vertebrates have a bony endoskeleton made of calcium phosphate. have bones mostly made of calcium phosphate.

Explanation:therefore, echinoderms do not have true endoskeletons.

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