Multiple Choice
The region known as the primitive streak is the site of
A) migration of mesodermal cells to form the endoderm.
B) endoderm formation.
C) ectoderm formation.
D) migration of ectodermal cells to form the mesoderm.
E) amnion formation.
Correct Answer:

Verified
Correct Answer:
Verified
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Q38: A _ allele is expressed only when
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Q41: Figure 29-2 Fetus at 10 Weeks<br><img src="https://d2lvgg3v3hfg70.cloudfront.net/TB4858/.jpg"
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