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Pronunciation varies by accent · noun
the allantochorion is a fusion of the chorion with the allantois and ensures gas exchange of the fetus..
Over the mouths of uterine glands, pig allantochorion is not directly attached to the endometrial epithelium but forms areolae, where uterine gland secretions are absorbed by trophoblast cells.
Use allantochorion when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Allantochorion means the allantochorion is a fusion of the chorion with the allantois and ensures gas exchange of the fetus..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Over the mouths of uterine glands, pig allantochorion is not directly attached to the endometrial epithelium but forms areolae, where uterine gland secretions are absorbed by trophoblast cells.
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