Problem:
Question 1: A human female with Turner syndrome (45,X) also expresses the X-linked trait hemophilia, as did her father. Which of her parents underwent nondisjuction during meiosis, giving rise to the gamete responsible for the syndrome?
Question 2: A human male with Klinefelter syndrome (47,XXY) is a carrier for the X-linked trait hemophilia. His father had hemophilia. Which of his parents underwent nondisjunction during meiosis, giving rise to the gamete reponsible for the syndrome?
Provide a brief explanation for your answer.