Trinucleotide repeats found ina) Huntigton's diseaseb) Spinocerebellar ataxiac) Amyotropic lateral sclerosisd) Sclerosis
Examples of trinucleotide repeat mutation :-


Huntignton's disease      
Spinocerebella ataxia 
Friedreich ataxia      
Fragile - X-syndrome
Dystrophia myotanica
Dentorubral pallidoluysiane atrophy
X-chromosome spinobulbar muscular atrophy
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