16. Your father is heterozygous for a recessive disorder. You know your mother has two "good" alleles. What is the probability that you will have the disorder? (A)0% (B)25% (C)50% (D) 75% c.100%

8. Which statement describes a difference between meiosis I and meiosis II? (A)DNA is replicated during meiosis II but not during meiosis I. (B)Homologous chromosomes separate during meiosis I； sister chromatids separate during meiosis II. (C)Meiosis I produces diploid cells； meiosis II produces haploid cells. (D) Chromosomes align along the equatorial plane of the cell in meiosis I but not in meiosis II. (E) Crossing-over occurs during meiosis II but not during meiosis I.

16. Your father is heterozygous for a recessive disorder. You know your mother has two "good" alleles. What is the probability that you will have the disorder?
(A)0%
(B)25%
(C)50%
(D) 75% c.100%

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