Ecdysozoans Video Lessons

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Problem: How did the earthworm's mode of locomotion compare to the nematode's mode of locomotion? A. The earthworm and the nematode both contracted and extended, but only the nematode moved side to side. B. The earthworm contracted and extended, whereas the nematode moved side to side. C. The earthworm moved side to side, whereas the nematode contracted and extended. D. The earthworm and the nematode both contracted and extended and moved side to side

FREE Expert Solution

Circular muscles = allow for contraction and extension

Longitudinal muscles = allow for lateral movement

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Problem Details

How did the earthworm's mode of locomotion compare to the nematode's mode of locomotion? 

A. The earthworm and the nematode both contracted and extended, but only the nematode moved side to side. 

B. The earthworm contracted and extended, whereas the nematode moved side to side. 

C. The earthworm moved side to side, whereas the nematode contracted and extended. 

D. The earthworm and the nematode both contracted and extended and moved side to side

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