The function of the yolk sac in humans is the following.
A) It supplies food to the morula and blastocyst until it reaches the uterus.
B) It helps in the production of blood cells.
C) It assists in attracting sperm cells to the ovum.
D) It has no function in humans but is an evolutionary remnant.
Correct Answer:
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Q16: Fertilization usually occurs in the
A) ovary
B) uterus
C)
Q17: The circulatory system,gonads,and muscles develop from the
Q18: The structure that anchors the developing fetus
Q19: The baby's first breath is stimulated primarily
Q20: Lipping
A) is a skin condition caused by
Q22: The term fetus is used
A) after the
Q23: The blastocyst,which is a hollow ball of
Q24: The fertilized egg is called a morula.
Q25: The amnion is the bridge between the
Q26: If a birth defect were said to
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