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Author Question: Although it contributes no cells to the embryo, the formation of the primitive s (Read 475 times)

sammy

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on: Oct 2, 2013
Although it contributes no cells to the embryo, the formation of the primitive streak is guided by the structure known as the
A) endoderm.
B) mesoderm.
C) ectoderm.
D) neural crest.
E) hypoblast.


clippers!

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Reply #1 on: Oct 6, 2013
I remember it was E


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