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11 votes
Which trait is found in early embryos of both birds and humans, but then disappears from each during development?

A.) soft shell
B.)scales
C.)tail
D.)gill slits

2 Answers

5 votes

Answer:

D. gill slits :)

Step-by-step explanation:

User Spassig
by
4.8k points
12 votes

C. Tails

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User Sanchit Patiyal
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4.9k points