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In Chickens, Females Have Two Different Sex Chromosomes (Z and W)

Question 70

Multiple Choice

In chickens, females have two different sex chromosomes (Z and W) , while the males have two Z chromosomes.A Z-linked gene controls the pattern of the feathers, with the dominant B allele causing the barred pattern and the b allele causing nonbarred feathers.Which of the following crosses would produce all daughters of one type (barred or nonbarred) and all sons of the other type?


A) barred females × nonbarred males
B) nonbarred females × barred males
C) nonbarred females × nonbarred males
D) barred females × barred males
E) More than one of the choices is correct.

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