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A. Notochord- protects and support the dorsal nerve cord; serves as the major skeletal support throughout life

b. Wheel

organ- draws food through the use of its cilia for digestion

c. Oral hood-serves as entrance and storage of food

d. Vestibule- IDK

e. Atriopore- serves as exit passage of water

f. Ocelli- act as simple eyes to detect light

g. Velum- work as valve and filter; surrounds the mouth

h. Velar tentacles- prevent undesirable objects from entering the digestive cavity

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14y ago

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