A polygenic trait is controlled by 3 genes A, B and C. In a cross AaBbCc × AaBbCc, the phenotypic ratio of the offsprings was observed as 1 : 6 : x : 20 : x : 6 : 1. What is the possible value of x?
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Point mutation involves |
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Which of the following pairs is correctly matched? |
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In Drosophila, the sex is determined by: |
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Which one of the followings is not correct for Huntington disease ________? |
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Which one of the following cannot be explained on the basis of Mendel's Law of Dominance? |
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Which one of the following conditions in humans is correctly matched with its chromosomal abnormality/linkage? |
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The exchange of segments of non-sister chromatids between chromosomes of a homologous pair is termed |
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Lysosomes and ribosomes |
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What is the pattern of inheritance called in which phenotype is influenced by many genes? |
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Test cross of dihybrid ratio 1 : 1 : 1 : 1 then it proves that |
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