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Cali Fornia Cali Fornia
wrote...
Posts: 5080
7 years ago
Which of the following steps must occur first during the embryonic period?
A) formation of the primitive streak
B) gastrulation
C) embryonic folding
D) organogenesis
Textbook 
Human Anatomy & Physiology

Human Anatomy & Physiology


Edition: 1st
Author:
Read 338 times
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wrote...
7 years ago
B
Cali F. Author
wrote...
7 years ago
You've helped me so much by answer, this course was the death me Undecided

Thank you
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