Women with X-linked disorders always pass the genes for the disorder to ______, while men with X-linked disorders always pass the genes for the disorder to _______.
A) only their daughters; only their daughters
B) both their daughters and sons; only their sons
C) both their daughters and sons; only their daughters
D) both their daughters and sons; their daughters and sons

Question

Quizplus · Accepted Answer

Women with X-linked disorders have two copies of the X chromosome, so they can pass either the normal or the mutated gene to their children. Men with X-linked disorders only have one X chromosome, which they pass on to all their daughters, but not their sons.

Women with X-Linked Disorders Always Pass the Genes for the Disorder