Question on: JAMB Biology - 1990
What will be the result of the first filial generation (F1) and the second filial generation (F2) of a mono-hybrid cross between pure line normal-winged Drosophilia flies and pure line short-winged flies, if the gene for the normal wing is dominant?
A
F1 flies all short-winged and F2 flies all normal-winged
B
F1 flies all normal and F2 flies all short-winged
C
F1 flies all short-winged and three-quarters of F2 flies are short-winged
D
F1 flies all normal-winged and three-quarters of F2 flies are normal-winged
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Correct Option: D
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