Implantation occurs __________ after fertilization.
A) within a few hours
B) approximately one day
C) sometime between the seventh and ninth day
D) between the tenth and fourteenth day
Correct Answer:
Verified
Q6: An ovum bursts from one of a
Q11: Following fertilization,a one-celled _ multiplies and forms
Q12: The spot on the ovary from which
Q13: The amniotic fluid
A)delivers food and oxygen to
Q13: The male produces sperm in the _,
Q15: The period of the embryo lasts from
A)fertilization
Q17: The _ becomes the digestive system,lungs,urinary tract,and
Q18: Which of the following parts of a
Q19: At 3½ weeks after fertilization,production of neurons
Q21: An estimated _ percent of American women
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