Of the following, the most common chromosomal abnormality linked to intellectual developmental disorder is ______.
A) Klinefelter's syndrome
B) Turner's syndrome
C) Down syndrome
D) Reye's syndrome

Question

Quizplus · Accepted Answer

Down syndrome is the most common chromosomal abnormality linked to intellectual developmental disorder. It is caused by the presence of an extra chromosome 21, leading to developmental delays and intellectual disability. Klinefelter's syndrome and Turner's syndrome are also chromosomal abnormalities, but they are not typically associated with intellectual developmental disorder. Reye's syndrome is not a chromosomal abnormality at all, but rather a rare and severe condition that affects the liver and brain.

Of the Following, the Most Common Chromosomal Abnormality Linked to Intellectual