During implantation, the trophoblast divides into a deep layer, the , composed of individual cells, and a superficial layer, the , composed of a multinucleate mass of cytoplasm.
A) chorion; amnion
B) chorion; embryoblast
C) syncytiotrophoblast; cytotrophoblast
D) cytotrophoblast; syncytiotrophoblast
E) embryoblast; amnion
Correct Answer:
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