More than 50% of fertilized eggs fail to implant on the wall of the uterus.
A True
Correct Answer:
Verified
Q17: A heterozygous person who has one recessive
Q18: Which sex chromosome carries more genes
A) male
B)
Q19: DNA duplicates during;
A) mitosis.
B) meiosis.
C) osmosis.
D)
Q20: Directly observable characteristics manifest as an individual's
A)
Q21: Cell division in gametes is achieved by
A)
Q23: Fertilization usually occurs in the
A) uterus.
B) cervix.
C)
Q24: The mother's genes predominantly determine the gender
Q25: A man releases about _ sperm in
Q26: From which layer does the nervous system
Q27: Which layer gives rise to the heart
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