Which of the following animals have bilateral body plan in larval stage and evolved along deuterostomic evolutionary line?
(A) Annelids
(B) Arthropods
(C) Echinoderms
(D) Molluscs
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Answer:
b answer. ..................
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Answer:
Deuterostomes are also known as enterocoelomates because their coelom develops through enterocoely.
Members of Annelida onwards have a tube within tube type of body plan. It refers to the development of a fluid-filled cavity between the outer body wall and the digestive tube. It has a complete digestive system with an opening at both ends.
So, the correct option is 'Annelids'.
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