Practice question

MCQ

Question

Which of the following genetic disorders is incorrectly matched with its cause?

Options

Choose one · Correct answer highlighted

Down’s syndrome - Trisomy 21 Turner’s syndrome - 45, XO Klinefelter’s syndrome - 47, XYY Correct Edward’s syndrome - Trisomy 18

Explanation

Klinefelter’s syndrome is caused by the XXY karyotype, not XYY.

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