A body cavity is absent in:
Correct answer: A. Acoelomates
- A. Acoelomates
- B. Pseudocoelomates
- C. Both Acoelomates and Pseudocoelomates
- D. Coelomates
Explanation
Acoelomates lack a body cavity, or coelom, between the body wall and the digestive system. This group includes the phylum Platyhelminthes, known as flatworms.
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