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STRUCTURE AND FUNCTION OF A SEA STAR

Body plan. Oral surface: mouth located on the underside of the bodyAboral surface: top of the bodyEndoskeleton: skeleton within bodyOssicles: sharp, protective calcium spinesPedicellariae: tiny forceps surrounding the spine that help protect and clean the surface of the body. Water-vascular system.

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STRUCTURE AND FUNCTION OF A SEA STAR

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