Which of these statement about Huntington's disease is true ?

Options

A. Genetic tests to defect the presence of the allele responsible for Huntington's disease do not exist at this time
B. The onset of huntington's disease is typically between birth and three yrs of age
C. There is currently no effective treatment of huntington's disease
D. Huntington's disease is caused by the expression of a recessive allele

Answer

C

Explanation

Huntington's chorea is a fatal disease of man. It is characterised by uncontrolled jerking of body and progressive degeneration of central nervous system. The mean age for the onset of these symptoms is between 35-40
This disease is caused by an autosomal dominant gene. There is no cure for this disease but there are treatments available to reduce the secerity of symptoms