C:-Blastocele
D:-Inner cell mass
Correct Answer:- Option-B
Question49:-Human chorionic gonadotrophin is produced from
A:-Amnion
B:-Syncitiotrophoblast
C:-Cytotrophoblast
D:-Yolk sac
Correct Answer:- Option-C
Question50:-The umbilical cord contains
A:-One artery and one vein
B:-Two arteries and two veins
:-One artery and two veins
D:-Two arteries and one vein
Correct Answer:- Option-D
Question51:-Net maternal weight gain during pregnancy....
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