You do a testcross to map three genes, Ph, T, and Qc. In the table below, you will find the number of offspring that inherited each combination of alleles from the heterozygous parent. Make a genetic map and then report the genetic distance between each pair of genes to the nearest 0.1 cM. Ph gene T gene Qc gene counts ph Qc 304 Ph qc 301 Ph T. qc 172 ph Qc 169 ph T. qc 21 Ph Qc 19 Ph Qc ph t qc 6 Genetic distance from Ph to T: cM Genetic distance from T to Qc: cM Genetic distance from Ph to Qc: cM

Human Heredity: Principles and Issues (MindTap Course List)
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Chapter5: The Inheritance Of Complex Traits
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You do a testcross to map three genes, Ph, T, and Qc. In the table below, you will find the number of
offspring that inherited each combination of alleles from the heterozygous parent. Make a genetic
map and then report the genetic distance between each pair of genes to the nearest 0.1 cM.
Ph gene
T gene
Qc gene
counts
ph
Qc
304
Ph
qc
301
Ph
T.
qc
172
ph
Qc
169
ph
T.
qc
21
Ph
Qc
19
Ph
Qc
ph
t
qc
6
Genetic distance from Ph to T:
cM
Genetic distance from T to Qc:
cM
Genetic distance from Ph to Qc:
cM
Transcribed Image Text:You do a testcross to map three genes, Ph, T, and Qc. In the table below, you will find the number of offspring that inherited each combination of alleles from the heterozygous parent. Make a genetic map and then report the genetic distance between each pair of genes to the nearest 0.1 cM. Ph gene T gene Qc gene counts ph Qc 304 Ph qc 301 Ph T. qc 172 ph Qc 169 ph T. qc 21 Ph Qc 19 Ph Qc ph t qc 6 Genetic distance from Ph to T: cM Genetic distance from T to Qc: cM Genetic distance from Ph to Qc: cM
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