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expeople1 [14]
3 years ago
10

Which characteristic is shared by all mollusks and echinoderms?

Biology
2 answers:
blagie [28]3 years ago
8 0
They share lack of back bone, use tube feet to move, and I’m not sure about the open circulatory system because mollusks that fall into cephalopod category have closed ones but all others have open as well as echinoderms
vlada-n [284]3 years ago
7 0

Answer:

D

Explanation:

i'm not 100% sure if this is correct

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