Assume that the genes for tan body and bare wings are 15 map units apart on chromosome II in Drosophila. Assume also that a tan-bodied, bare-winged female was mated to a wild-type male and that the resulting F1 phenotypically wild-type females were mated
to tan-bodied, bare-winged males. Of 1000 offspring, what would be the expected of wild-type offspring, and in what numbers would they be expected?
A) 8 B) 350 C) 75 D) 50 E) 425
Answer: E
Biology & Microbiology
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