The Water Vascular System of Echinoderms ________

question 39

Multiple Choice

The water vascular system of echinoderms ________.

• A) functions as a circulatory system that distributes nutrients to body cells
• B) functions in locomotion and feeding
• C) is bilateral in organisation, even though the adult animal is not bilaterally symmetrical
• D) is analogous to the gastrovascular cavity of flatworms

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