Multiple choice

A recombination in the formation of the male gametes ends in which type of genetic disorder?

  1. 45, X Turner syndrome

  2. Mixed gonadal dysgenesis

  3. XX male syndrome

  4. 47, XYY

  5. 47, XXY
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

XX male syndrome occurs when there has been a recombination in the formation of the male gametes, causing the SRY-portion of the Y chromosome to move to the X chromosome. When such an X chromosome contributes to the child, the development will lead to a male because of the SRY gene.

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