Which of the following characteristics are present at some point during the embryonic development of all verte

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Which of the following characteristics are present at some point during the embryonic development of all verte

of all vertebrates?

A. Gills C. Jaws .

B. Notochord D fins

2007-06-12 13:44:50 · 5 answers · asked by whisper2ya 2 in Science & Mathematics ➔ Biology

5 answers

All vertebrates at some point in development have 1) notochord 2) dorsal hollow nerve cord 3) pharygeal gill slits and 4) muscular post-anal tail. I think your answer would be A and B

2007-06-12 13:47:28 · answer #1 · answered by Beanie 5 · 1⤊ 0⤋

All 4

2007-06-12 20:47:42 · answer #2 · answered by sage 4 · 0⤊ 1⤋

If you want to pass your 11 plus talk to you teacher instead of boring us to death.

2007-06-12 20:55:27 · answer #3 · answered by chickenboy 2 · 0⤊ 0⤋

all of the above.

2007-06-12 21:11:51 · answer #4 · answered by xirclebox 2 · 0⤊ 1⤋

2007-06-12 20:57:03 · answer #5 · answered by zeto 3 · 0⤊ 0⤋