In humans, fertilization usually occurs ________ after intercourse, if an egg is present.
A) 1-2 hours
B) 3-6 days
C) 6-24 hours
D) 7-10 days
E) 24-48 hours
Correct Answer:
Verified
Q15: The blood vessels of the umbilical cord
Q16: All of the following processes are associated
Q17: During the development following fertilization, the morula
Q18: Most sperm cells die in the vagina
Q19: The placenta forms from embryonic tissue and
A)
Q21: With the exception of cancer cells, most
Q22: All of the following can pass through
Q23: During puberty, the secretion of GnRH causes
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