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asambeis [7]
3 years ago
6

Which structure does not appear on all vertebrate embryos?

Biology
1 answer:
enyata [817]3 years ago
7 0
They all develop gills, slits and tails 
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Sister chromatids separate (and are now called chromosomes) and begin to move toward the poles of the cell. This happens in
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sister chromatids separate and begin to move towards the pole of the cell during anaphase.

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