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vaieri [72.5K]
3 years ago
7

When you examine the bones the in your arm, you are looking at a structure that first appeared in?

Biology
1 answer:
d1i1m1o1n [39]3 years ago
6 0
The bones in your arm are a structure that first appeared in lobe fin fishes, such as the Eusthenopteron fish.
let me know if you have any other questions
:)
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