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Fragile X chromosome is due to the ____________ repeats?(a) CGG(b) CAG(c) GGC(d) CAAI have been asked this question in final exam.My question is based upon Dynamic Mutation and Anticipation in chapter Nuclear Export & Post Mendelian Genetics of Cytogenetics

Answer» RIGHT CHOICE is (a) CGG

To explain: The number of CGG repeats in an individual determines the fragile X chromosome disease SEVERITY. This is due to ANTICIPATION.


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