Klinefelter's syndrome is a chromosome disorder resulting from an XXY pattern of the 23rd chromosomes, causing reduced male characteristics and obesity.

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Klinefelter's syndrome is caused by the presence of an additional X chromosome, resulting in a total of 47 chromosomes. This leads to reduced levels of testosterone, which can cause reduced male characteristics such as smaller testicles and less body hair. Obesity is also a common symptom of Klinefelter's syndrome.

Klinefelter's Syndrome Is a Chromosome Disorder Resulting from an XXY