What is the external rigid carapace of arthropods called? Of which sub – InterviewSolution

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1.	What is the external rigid carapace of arthropods called? Of which substance is it made? Which type of organic molecule is that substance?
Answer» The external carapace of arthropods is called exoskeleton. The arthropod exoskeleton is made of chitin, a nitrogen-containing polysaccharide.

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