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dracko dracko
wrote...
Posts: 548
7 years ago
When considering the wormlike phyla within the protostomes, which feature is most useful in distinguishing groups?
A) the type of body cavity
B) the presence or absence of a hemocoel
C) feeding structures or mouthparts
D) hydrostatic skeleton
Textbook 
Biological Science, Canadian Edition

Biological Science, Canadian Edition


Edition: 2nd
Authors:
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wrote...
7 years ago
C
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