A man releases about _______________ sperm in each ejaculation.
A) 300
B) 3000
C) 30,000
D) 300,000,000
Correct Answer:
Verified
Q20: Directly observable characteristics manifest as an individual's
A)
Q21: Cell division in gametes is achieved by
A)
Q22: More than 50% of fertilized eggs fail
Q23: Fertilization usually occurs in the
A) uterus.
B) cervix.
C)
Q24: The mother's genes predominantly determine the gender
Q26: From which layer does the nervous system
Q27: Which layer gives rise to the heart
Q28: Which of the following chromosomal patterns determines
Q29: Biologically, ova and sperm are known as
A)
Q30: The embryoblast transforms into the placenta.
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