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Which of the following is most likely similar to a common ancestor of all vertebrates?

A. Jawless fish
B. Sharks
C. Placoderms
D. Rays
E. Lobe-finned fish

2007-04-23 04:19:25 · 2 answers · asked by punk rock princess 1 in Science & Mathematics ➔ Biology

2 answers

Jawless fish

2007-04-23 04:38:38 · answer #1 · answered by kano7_1985 4 · 0⤊ 0⤋

F. Do your own homework.

2007-04-23 11:27:14 · answer #2 · answered by Kacky 7 · 1⤊ 1⤋

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