Asked by Chuck Bass
Most echinoderms have an exoskeleton made of ossicles.
True
False
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Answered by
GPT-5 mini
AI
False.
Echinoderms have an internal (dermal) endoskeleton of calcareous ossicles beneath the skin—not an external exoskeleton.
Echinoderms have an internal (dermal) endoskeleton of calcareous ossicles beneath the skin—not an external exoskeleton.
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