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1. Which structure do Urochordates lack as adults?

a) nerve cords
b) gills
c) blood vessels
d) vertebrae

User Koya
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2 Answers

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(A) nerve cords, because adults lack a notochord (a dorsal hollow nerve cord).
User Fumihwh
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3 votes

Answer:

vertebrae

Step-by-step explanation:

did the quiz got it right

User Jasilva
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