What Type of Mutation Causes Conditions Such as Huntington's Disease

question 25

Multiple Choice

What type of mutation causes conditions such as Huntington's disease and Fragile X syndrome?

• A)an excess of trinucleotide repeats in a protein-coding gene
• B)a mutation in the p53 tumor suppressor
• C)a mutation in a cyclin-dependent protein kinase
• D)a mutation in the retinoblastoma gene
• E)a mutation in caspase-activated DNase

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