In an X-linked recessive cross between an affected male (X^aY) and an unaffected female (X^AX^A), which outcome best describes the offspring?

In an X-linked recessive cross between an affected male (X^aY) and an unaffected female (X^AX^A), which outcome best describes the offspring?

• A. All daughters are carriers (X^AX^a) and all sons are unaffected (X^AY).
• B. All daughters are affected and all sons are carriers.
• C. Daughters are affected and sons are unaffected.
• D. Daughters are unaffected and sons are carriers.

Answer: (A)