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Huntington’s disease is due to the __________ trinucleotide repeats.(a) CGG(b) CTG(c) CAG(d) CGAI got this question by my college professor while I was bunking the class.I'd like to ask this question from Dynamic Mutation and Anticipation topic in division Nuclear Export & Post Mendelian Genetics of Cytogenetics

Answer»

Correct choice is (c) CAG

To explain: CAG repeat numbers determine HUNTINGTON’s DISEASE in an INDIVIDUAL. CGG repeats are determinant for the fragile X chromosome.



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