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lecture_1.page10 - 10 Monohybrid testcross segregation...

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Unformatted text preview: 10 Monohybrid testcross segregation Testcross is a backcross (BC) to the recessive homozygote (called tester) Parents: F1: BC Aa Genotypic ratio: Phenotypic ratio: Important point! The cross with the recessive homozygote (tester) is used to determine the genotype of the dominant phenotype. Hence the term testcross. ...
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