Question

How can the endoskeleton of echinoderms be compared to similar structures among vertebrates, arthropods and molluscs?​

Answer 1

Answer:

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Question:-How can the endoskeleton of echinoderms be compared to similar structures among vertebrates, arthropods and molluscs?

Ans:-The skeleton of echinoderm is internal; that is, it is an endoskeleton. It is made of calcium carbonate (calcareous). ... Arthropods have an external shell made of chitin, a chitinous exoskeleton.

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Answer 2

Explanation:

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➡️Ans:-The skeleton of echinoderm is internal; that is, it is an endoskeleton. It is made of calcium carbonate (calcareous).. Arthropods have an external shell made of chitin, a chitinous exoskeleton.

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