Huntington’s disease is a degenerative disease of the nervous system that strikes in middle age. The allele that causes the disease (H) is dominant to the allele that results in the normal condition (h). Answer the following questions about the inheritance of this disease. A. What is the genotype of a
8. Huntington’s disease is a degenerative disease of the nervous system that strikes in middle age. The allele that causes the disease (H) is dominant to the allele that results in the normal condition (h). Answer the following questions about the inheritance of this disease.
A. What is the genotype of a man who is normal but whose father had Huntington’s disease?
B. What is the genotype of a woman who has Huntington’s disease if both of her parents had Huntington’s disease?
C. If a man who is heterozygous for Huntington’s disease marries a woman who is normal, what would you expect for the genotypes and
D. If a normal man marries a woman who is homozygous for Huntington’s disease, what do you expect for the genotypes and phenotypes of their children?
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