All of the following are true of the allantois except
A) it derives partly from endoderm.
B) it projects into the umbilical stalk.
C) it derives partly from mesoderm.
D) part will develop as the urinary bladder.
E) it acts as the fetal bone marrow.
Correct Answer:
Verified
Q23: The endoderm forms
A) muscle.
B) blood.
C) neural tissue.
D)
Q25: Identify what process is occurring at the
Q27: Endoderm + mesoderm = which extra-embryonic membrane(s)?
A)chorion
B)amnion
C)allantois
D)yolk
Q28: Q29: The mesoderm and the cytotrophoblast combine to Q31: The trophoblast has many of the characteristics Q32: The extra-embryonic membrane that forms a fluid-filled Q33: Which of the following descriptors regarding the Q34: The ectoderm forms Q71: Figure 29-1 Early Human Development
A)muscle.
B)blood.
C)neural tissues.
D)the lining of the
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