Which of the following statements about genes responsible for X-linked disease inheritance is/are TRUE? 1: They are located on the X chromosome. 2: They are passed on from mother to female child only. 3: They are passed to all male offsprings from male parent. 4: They are passed to all male offsprings from affected mother. A. only 1 B. only 1 and 4 C. only 2, 3 and 4 D. only 1, 2 and 3

Which of the following statements about genes responsible for X-linked

1.	Which of the following statements about genes responsible for X-linked disease inheritance is/are TRUE? 1: They are located on the X chromosome. 2: They are passed on from mother to female child only. 3: They are passed to all male offsprings from male parent. 4: They are passed to all male offsprings from affected mother. A. only 1 B. only 1 and 4 C. only 2, 3 and 4 D. only 1, 2 and 3
Answer» B. only 1 and 4

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