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Author Question: The earliest developmental stage among these choices is A) germ layers. B) morul (Read 605 times)

sammy

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on: Oct 2, 2013
The earliest developmental stage among these choices is
A) germ layers.
B) morula.
C) blastopore.
D) gastrulation.
E) invagination.


clippers!

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Reply #1 on: Oct 6, 2013
For sure it has to be B Mark as solved once you're done!


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