10. Which of the following can be used to distinguish a nematode worm from an a nnelid worm? 1. Type of body cavity 2. Number of muscle layers in the body wall 3. Presence of segmentation 4. Number of embryonic tissue layers 5. Shape of worm in cross-sectional view A. 2 only B. 2 and 3 C. 1, 2, and 3 D. 1, 2, 3, and 5 2
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Answer:option (d) is correct for this question
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