A testcross of trihybrid Drosophila melanogaster produced the genotypes and number of offspring shown in the table below

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A testcross of trihybrid Drosophila melanogaster produced the genotypes and number of offspring shown in the table below

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A Testcross Of Trihybrid Drosophila Melanogaster Produced The Genotypes And Number Of Offspring Shown In The Table Below 1
A Testcross Of Trihybrid Drosophila Melanogaster Produced The Genotypes And Number Of Offspring Shown In The Table Below 1 (76.12 KiB) Viewed 147 times
A testcross of trihybrid Drosophila melanogaster produced the genotypes and number of offspring shown in the table below. A plus sign is used for wild-type genotype; a letter indicates the mutant genotype. Genotype Number of Frequency offspring (%) +++ 1770 35 abc 1750 35 +b+ 490 10 a+c 510 10 a++ 210 4 +bc 210 4 ab+ 32 1 ++C 28 1 Total 5000 100 a) What is the gene order in the genome of D. melanogaster? (4 marks) b) Explain the recombination events and frequency to generate ab+ or ++c? (6 marks)
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