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  4. Self-pollination of a plant with genotype AaBbCCdd will produce organisms in the phenotypic ratio

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Q. Self-pollination of a plant with genotype AaBbCCdd will produce organisms in the phenotypic ratio

NTA AbhyasNTA Abhyas 2020

Solution:

The plant with genotype AaBbCCdd is a dihybrid, with respect to genes Aa and Bb. On selfing a dihybrid, the phenotypic ratio is 9:3:3:1.