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Home Q & A Board Science-Related Homework Help Psychology Developmental Psychology
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genderma genderma
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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:
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yariyari
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9 years ago
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genderma Author
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#2
9 years ago
This is wonderful, happy to have signed up Grinning Face
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#3
9 years ago
Thanks for the update.
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