Transcription of Linkage & Genetic Mapping in Eukaryotes
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11 Linkage & Genetic Mapping inLinkage & Genetic Mapping inEukaryotesEukaryotesCh. 6Ch. 622!!In eukaryotic species, each linearIn eukaryotic species, each linearchromosome contains a long piece of DNAchromosome contains a long piece of DNA A typical chromosome contains many hundredA typical chromosome contains many hundredor even a few thousand different genesor even a few thousand different genes!!The term Linkage has two related meaningsThe term Linkage has two related meanings 1. Two or more genes can be located on the1. Two or more genes can be located on thesame chromosomesame chromosome 2.
11 Chi square test pinpoints the probability that ratios are evidence of linkage! Transmission of gametes is based on chance events ÐDeviations from 1:1:1:1 ratios can represent chance events OR
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