A father's genes determine the sex of an offspring because
A) the mother contributes only Y chromosomes.
B) the mother's chromosomes have no sex cells.
C) the father can contribute an X and or a Y chromosome.
D) the father's chromosomes are dominant.
Correct Answer:
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Q11: Which of the following is caused by
Q12: The law of independent assortment states that
Q13: Mendelian genetics describes well how
A)a single set
Q14: What are alleles?
A)different types of genes
B)the same
Q15: Which of the following is true of
Q17: Autosomes are
A)chromosomal pairs 1-22.
B)sex cells.
C)different sizes in
Q18: During mitosis, chromosomes
A)duplicate themselves exactly.
B)mix their genetic
Q19: Which of the following is not true
Q20: The main way in which genetic changes
Q21: If genes play an important role in
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