The umbilical cord of a mammal connects the
A) yolk sac and the allantois.
B) embryo and the amnion.
C) amnion and the chorion.
D) fetus and the placenta.
E) maternal and fetal bloodstreams.
Correct Answer:
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Q21: After induction occurs, the
A) fate of each
Q22: The proteins that bind to the DNA
Q23: Induction refers to
A) the migration of cells
Q24: What will occur if a morula divides
Q25: In the 1920s, two German embryologists, Hans
Q27: In humans, fertilization occurs in the
A) uterus.
B)
Q28: At which stage is the human embryo
Q29: At what stage does a human embryo
Q30: During mammalian development, a
A) morula becomes a
Q31: A developing human is considered an embryo
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