Mr. and Mrs. White are told that their son has the most common chromosomal disorder. The Whites' son has _________ syndrome.
A) Klinefelter
B) Down
C) Triple X
D) Turner

Question

Quizplus · Accepted Answer

Down syndrome is the most common chromosomal disorder, also known as Trisomy 21, which occurs when there are three copies of chromosome 21 instead of the usual two. This results in developmental delays and intellectual disability.

Mr and Mrs