Topics: Reproduction in Human Beings Quiz
How does the baby exchange substances between the baby and the mother?
A. Ovary
B. Womb
C. umbilical cord
D. Fallopian tube
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This occurs on days 1 to 5 of the menstrual cycle.
A. The lining of the uterus remains in place in preparation for the possible arrival of an early embryo.
B. Shedding of the lining of the uterus
C. An egg is released from the ovaries
D. The lining of the uterus builds up