Disease A is a dominant X-linked trait. Bob’s mother had the disease, but his father did not. Jane’s mother did not have the disease, but her father did. What are the possible genotypes for Bob and Jane?
Bob: XAY, XY; Jane: XX, XAX
Bob: XAY; Jane: XAXA
Bob: XY; Jane: XX
Bob: XY, XAY; Jane: XAX
