November 30, 2015

Homework Help: biology Help

Posted by Sandy on Monday, May 19, 2014 at 7:09pm.

The fertilized egg undergoes cell divisions that form a ball of cells during (A)__________.

During (B)__________, the endoderm, ectoderm, and mesoderm form. All the tissues of the adult body will come from these three germ layers.

Differentiation is the process where cells are assigned specific structures and functions.

(C)__________ is the stage where tissues form and become organized into organs.

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