Question

A woman has an X linked condition on one of her X chromosomes. This chromosome can be inherited by

• A. Only grandchildren
• B. Only daughter
• C. Both sons and daughters
• D. Only sons

Answer 1

Answer: (C)

Both sons and daughters

The mother is carrying X-linked condition on one X chromosome means the genotype is X X’. The gametes will be X and X’. The condition can be carried/transmitted by the son as well as the daughters since, the X’ gamete can be involved in the development of a boy X’Y (X’ from mother and Y from father) or a girl X’X (X’ from mother and X from father).

Thus, the correct answer is option C.