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genderma genderma
wrote...
Posts: 4967
9 years ago
The umbilical cord contains
A) two veins and one artery.
B) two arteries and one vein.
C) two veins and two arteries.
D) one vein and three arteries.
Textbook 
The World of Children

The World of Children


Edition: 3rd
Author:
Read 298 times
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yariyari
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Posts: 8207
9 years ago
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genderma Author
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9 years ago
This is wonderful, happy to have signed up Grinning Face
wrote...
9 years ago
Thanks for the update.
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