A female fly is heterozygous for hairy body (hb), fluted wings (fl), and detached wing veins (dt). This fly is test-crossed, and the resulting progeny are listed in the following table. Phenotype hb fl + + + fl dt hb + dt + + dt fl + hb fl + dt hb + + Total + Number of gametes 60 65 56 372 376 6 62 1,000 What is the order of the three genes? Ohb fl dt hb dt fl fl hb dt Cannot be determined by the data

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