A 19-year-old man is referred to a neurologist because of failing eyesight and progressive muscle weakness. The neurologist takes a history and finds that several of the patients male and female relatives have similar symptoms. His mother, her brother and sister, and two of the aunts children are affected, but the uncles children are not. Which of the following types of genetic disorders is most likely to be present in this patient? □ (A) Trinucleotide repeat expansion □ (B) Genetic imprinting □ (C) X-linked inheritance pattern □ (D) Mitochondrial mutation □ (E) Uniparental disomy
Posted on: Thu, 12 Jun 2014 11:38:35 +0000
Recently Viewed Topics
© 2015