Question 10

(Multiple Choice)

An experiment was conducted with Drosophila flies carrying recessive white-eye and yellow-body alleles. The white and yellow genes are on the X-chromosome. The parental (P0) individuals were homozygous white-eye, normal body female and red-eye, yellow-body male. F1 females had a wild-type phenotype and F1 males had normal bodies and white eyes. F1 individuals were then mated. What phenotypes are expected in the F2 generation? Please select all that apply.


A) 100% of females have a normal body
B) There are very few wild-type males
C) ~25% of males have white eyes
D) ~25% of females have white eyes

Answer