What is the umbilical cord responsible for?
A) The fetus receives nutrition and oxygen and eliminates waste through the umbilical cord.
B) The placenta receives nutrition and oxygen and eliminates waste through the umbilical cord.
C) It provides oxygen and a method of elimination for the fetus.
D) It provides oxygen and nutrition to the placenta.
Answer: A) The fetus receives nutrition and oxygen and eliminates waste through the umbilical cord.
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A. down; down B. down; up C. up; down D. up; up
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