Are all fish vertabates?

2 ⤊

Are all fish vertabates?

2007-04-02 07:22:13 · 5 answers · asked by kara h 1 in Pets ➔ Fish

5 answers

YES. All have a backbone (or at least a notochord) at some stage of their development. The backbone may be made of bone or cartilege, or disappear in some life stages as in the Amphioxis. http://www.zoology.ubc.ca/~millen/vertebrate/lab1_frameset.htm

2007-04-02 07:37:16 · answer #1 · answered by copperhead 7 · 2⤊ 1⤋

Yes

2007-04-02 15:09:50 · answer #2 · answered by rybka 3 · 0⤊ 1⤋

yep

2007-04-02 15:34:18 · answer #3 · answered by Anonymous · 0⤊ 1⤋

yuppers

2007-04-02 16:05:07 · answer #4 · answered by Andrew S 1 · 0⤊ 1⤋

NO, sharks do not have a backbone.
A$H!

2007-04-06 11:58:22 · answer #5 · answered by A$HLEY*! 4 · 0⤊ 0⤋