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Which of the following disorders is a mistake that occurred during meiosis, which resulted in a trisomy of the sex chromosome?

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Correct Answer: D. Klinefelter Syndrome
Klinefelter syndrome is a result of an extra X chromosome in men. The syndrome is normally not diagnosed until after puberty, and its outward symptoms are mild. Generally, men are diagnosed when they seek treatment for symptoms of other diseases or infertility.
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