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Saurabh Singh
on Dec 20, 2024

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In Huntington disease, as the number of CAG repeats on the HTT (huntingtin) gene exceeds 40, the:

A) earlier in life symptoms will begin.
B) less likely a person is to develop Huntington disease.
C) less severe the symptoms will be.
D) more likely the chances of contracting rabies.

CAG Repeats

A series of trinucleotide repeats in the DNA, where the cytosine (C), adenine (A), and guanine (G) nucleotides are repeated multiple times; associated with various genetic disorders when present in high numbers.

HTT Gene

A gene on chromosome 4 that codes for the huntingtin protein, mutations of which are associated with Huntington's disease.

Huntington Disease

A hereditary neurodegenerative disorder characterized by motor dysfunction, cognitive decline, and psychiatric issues, often leading to a significant reduction in quality of life.

  • Understand the genetic basis and implications of Huntington disease.
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Forest DempseyDec 26, 2024
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