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D. In the 18th century, a young boy suffered from a skin condition that included

ID: 36130 • Letter: D

Question

D. In the 18th century, a young boy suffered from a skin condition that included thickening of the skin and the formation of loose spines that were periodically sloughed off. This ''porcupine man'' married and had six sons, all of whom had the same condition. He also had several daughters, all of whom were unaffected. What might you theorize about the location of the abnormal gene? 3 . Huntingdon's disease (HD) is a lethal neurodegenerative disease that exhibits autosomal dominant inheritance. Because the onset of symptoms is usually not until the fourth or fifth decade of life, patients with HD usually have already had children, some of whom will

Explanation / Answer

Answer:

D) It could be on the Y chromosome, because like the Y it is transmitted from fathers to sons.