latch the sea urchin term from the left with the correct description on the right. rag and drop options on the right-hand side and submit. For keyboard navigation.. SHOW MORE V Tissues and structures around the mouth where Sea urchin test some retain their eggs Special tube feet used to attach the urchin to the Aristotle's Lantern hard substrate. The internal skeleton which is a calcareous structure Podia with ossicles A highly developed feeding apparatus in the oral Peristome region. A term used to describe sea urchins sexually distinct nature. In other words there are male and female Dioecious urchins as opposed to other organisms that contain both male and female characteristics. nanswered A Submit

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Dissection

Dissection is the process of cutting up the tissue of a dead or live animal or plant, to do anatomical studies and surgical treatments. The purpose of dissection is to learn more about the overall structure of organs and organ systems and thereby understand the physiology of the organism.