Figure 51-1
Use the figure to answer the corresponding question(s) . 
-The structure labeled 2 in Figure 51-1 is the:
A) endoderm layer.
B) mesoderm layer.
C) blastopore.
D) blastocoel.
E) archenteron.
Correct Answer:
Verified
Q20: Amphibian eggs have large amounts of yolk
Q23: In organogenesis, the ectoderm gives rise to:
A)
Q25: Embryonic endoderm gives rise to:
A) muscle.
B) the
Q31: A primitive groove is the equivalent of
Q32: Which of the following statements concerning a
Q36: Hensen's node is located:
A) in the walls
Q37: Embryonic mesoderm forms the:
A) epidermis.
B) lining of
Q39: Figure 51-2
Use the figure to answer the
Q41: In mammals, the _ is a temporary
Q42: Which of the following structures is the
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