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OpenStudy (naga447):
Human fetal development help? As pregnancy continues, a sac called the ________________ develops which functions to ____________________________________
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OpenStudy (abhisar):
Yolk sac ?
OpenStudy (naga447):
Im really not sure t-t
OpenStudy (abhisar):
Yes, it should be yolk sac.
OpenStudy (abhisar):
In humans it act as developmental circulatory system. In other mammals, fishes etc it provides nourishment to the developing foetus.
OpenStudy (naga447):
Okay Thank you!
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