A new Drosophila phenotype is investigated with a series of crosses. P (parental) organisms are true-breeding. The following is the first cross:
Which of the following CORRECTLY predict(s) the F2 results, if the allele that causes the mutant phenotype is X-linked recessive? (Select all that apply.)
A) 1/4 of the F2 will be wild type and 3/4 will be mutant.
B) 2/3 of the wild type will be female and 1/3 will be male.
C) 1/2 of the F2 will be mutant and all will be male.
D) 1/4 of the F2 will be mutant and all will be male.
E) 3/4 of the F2 will be wild type.
Correct Answer:
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