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2 votes
2 votes
Which of these do all vertebrates have?

A
a backbone

B
scales

C
lungs

D
hair

User StefanG
by
3.4k points

2 Answers

23 votes
23 votes

Answer:

A

Step-by-step explanation:

All Vertebrates have A Backbone

User Soundtemple
by
2.8k points
12 votes
12 votes

Answer:

A. A backbone

Step-by-step explanation:

User Richard Slater
by
2.7k points