Huntington's disease is
A) usually expressed when the affected person is between 30 and 40 years of age.
B) caused by homozygous recessive lethal genes.
C) caused by the inability to produce the proper balance of amino acids.
D) associated with mania as well as with violent and aggressive behaviours.
E) associated with excessive genetic material in chromosome pair 21.

Question

Quizplus · Accepted Answer

Huntington's disease typically manifests in individuals between the ages of 30 and 40 due to the progressive degeneration of nerve cells in the brain.

Huntington's Disease Is