Human Genetics Problem Set

Problem 11: Diagnosis of Klinefelter's syndrome

Correct!

Klinefelter's syndrome (XXY) is an example of chromosomal aneuploidy that can be readily diagnosed by:

A. Behavioral analysis

B. Somatic cell genetics

C. Karyotyping
A karyotype is used to display the number, types and appearance of chromosomes. An extra X chromosome in a Klinefelter's individual could be readily diagnosed by karyotyping.

D. Biochemical analysis

E. Pedigree analysis

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University of Arizona
Revised: November 5, 1998
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