Multiple Choice
Figure 51-2 Use the figure to answer the corresponding question(s) . 
The structure labeled as 3 in Figure 51-2 is the
A) archenteron.
B) endoderm.
C) mesoderm.
D) blastocoel.
E) ectoderm.
Correct Answer:

Verified
Correct Answer:
Verified
Q39: Which of the following consists of a
Q40: In most animals, the sperm and egg
Q41: Match the stage of embryonic development with
Q42: If the ectoderm is destroyed, which organ
Q43: Outside the zona pellucida is a layer
Q45: Match the stage of embryonic development with
Q46: Figure 51-4 <br><img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8678/.jpg" alt="Figure 51-4
Q47: Match the stage of embryonic development with
Q48: The notochord induces the neural plate.
Q49: Figure 51-1 <br><img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8678/.jpg" alt="Figure 51-1