Echinoderms have a system that they use for moving around. Name the system. What is their skeleton made-up of?
(N/A) Echinoderms possess a unique water-driven system known as the $Water$ $Vascular$ $System$,which is primarily used for locomotion,capturing food,and respiration.
Their endoskeleton is composed of hard,calcareous structures made of $Calcium$ $Carbonate$ $(CaCO_3)$ plates or ossicles.
Their endoskeleton is composed of hard,calcareous structures made of $Calcium$ $Carbonate$ $(CaCO_3)$ plates or ossicles.
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