____ is a fatal genetic disorder in which harmful quantities of a fatty substance build up in tissues and nerve cells in the brain.
A) Down syndrome
B) Huntington's disease
C) Raynaud's syndrome
D) Tay-Sachs disorder

Question

Quizplus · Accepted Answer

Tay-Sachs disorder is a fatal genetic disorder characterized by the accumulation of harmful quantities of a fatty substance called ganglioside GM2 in tissues and nerve cells in the brain. This buildup progressively destroys cells, leading to neurological symptoms such as blindness, deafness, paralysis, and eventually death. Down syndrome is a chromosomal disorder, Huntington's disease is a genetic disorder that affects the nervous system, and Raynaud's syndrome is a condition that affects the blood vessels.

____ Is a Fatal Genetic Disorder in Which Harmful Quantities