Blood is carried from the placenta to the fetus by the:
A) ductus venosus
B) umbilical vein
C) blood sinuses
D) umbilical arteries
Correct Answer:
Verified
Q55: For the embryo, the amnion:
A)contains fluid and
Q56: For the embryo, the chorion:
A)contains fluid and
Q57: The umbilical arteries contain blood that has
Q58: Which statement is NOT true of the
Q59: The site of exchanges between maternal blood
Q61: A person has two genes for each
Q62: A person who is homozygous for a
Q63: The sex chromosomes in women are called:
A)XX
B)YY
C)XY
D)XZ
Q64: Homologous chromosomes are a pair of chromosomes
Q65: The sex chromosomes in men are called:
A)XX
B)YY
C)XY
D)XZ
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