In fruit flies, red eyes are dominant to green eyes. In a cross between a short-winged, green-eyed fly and a long-winged, red-eyed fly, the results were as follows: 40 percent short winged and red eyed 10 percent short winged and green eyed 10 percent long winged and red eyed 40 percent long winged and green eyed Which of the following reflects the chromosome makeup of the parents?
(A) LlRr × Llrr
(B) Llrr × llrr
(C) LlRr × llrr
(D) LLRR × llrr
(E) LlRR × llRr

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Biology

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In fruit flies, red eyes are dominant to green eyes. In a cross between a short-winged, green-eyed fly and a long-winged, red-eyed fly, the results were as follows: 40 percent short winged and red eyed 10 percent short winged and green eyed 10 percent long winged and red eyed 40 percent long winged and green eyed Which of the following reflects the chromosome makeup of the parents?
(A) LlRr × Llrr
(B) Llrr × llrr
(C) LlRr × llrr
(D) LLRR × llrr
(E) LlRR × llRr

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Brycesm9id Brycesm9id · Answer 1

Brycesm9id Brycesm9id

C) because the first fly has all recessive traits and so it would be llrr and the second fly has to have at least 1 dominant allele for the wings (Ll or LL) and for the eye color (Rr or RR) so c would be your best answer

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