Multiple choice Which of the following is an example of hypoploidy? Down's syndrome Patau's syndrome Edward's syndrome Turner's syndrome Klinefelter syndrome Reveal answer Fill a bubble to check yourself D Correct answer Explanation Turner's syndrome, 45,X, encompasses several conditions in human females, of which monosomy X (absence of an entire sex chromosome, the Barr body) is most common. It is an example of hypoploidy.