In Thomas Hunt Morgan's experiments, males had white eyes but females did not. What cross could you perform with his flies to obtain white-eyed females?
A. cross the F1 offspring to each other.
B. cross an F1 female to a white-eyed male.
C. cross an F2 female with an F1 male.
D. cross an F2 female with a white-eyed male.
E. crossing either the F1 or F2 females with a white-eyed male will produce some white-eyed females.
E. crossing either the F1 or F2 females with a white-eyed male will produce some white-eyed females.
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What will be an ideal response?