1. In corn, the genes an (anther ear), br (brachytic), and f (fine stripe) are linked. Testeross data are as follows: Progeny Number Progeny Number +++ 88 an ++ 355 ++f + br + + br f 21 2 an +f an br + 17 55 399 an br f Determine the linkage map and the genotype of the homozygous parents used to obtain the heterozygote for testeross.

Biology 2e
2nd Edition
ISBN:9781947172517
Author:Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher:Matthew Douglas, Jung Choi, Mary Ann Clark
Chapter12: Mendel's Experiments And Heredity
Section: Chapter Questions
Problem 26CTQ: The gene for flower position in pea plants exists as axial or terminal alleles. Given that axial is...
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Assignment 3
Linkage and Recombination
1. In corn, the genes an (anther ear), br (brachytic), and f (fine stripe)
are linked. Testeross data are as follows:
Number
Number
355
2
Progeny
Progeny
+++
88
an ++
++f
+ br +
+ br f
21
an +f
an br +
an br f
2
17
399
55
Determine the linkage map and the genotype of the homozygous parents
used to obtain the heterozygote for testcross.
Transcribed Image Text:Assignment 3 Linkage and Recombination 1. In corn, the genes an (anther ear), br (brachytic), and f (fine stripe) are linked. Testeross data are as follows: Number Number 355 2 Progeny Progeny +++ 88 an ++ ++f + br + + br f 21 an +f an br + an br f 2 17 399 55 Determine the linkage map and the genotype of the homozygous parents used to obtain the heterozygote for testcross.
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