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AFMC AFMC Solved Paper-2007

  • question_answer
    In a given plant, red colour (R) of fruits is dominant over white fruit (r); and tallness (T) is dominant over dwarfness (t). If a plant with genotype RRTt, is crossed with a plant of genotype rrtt what will be the percentage of tall plants with red fruits in the next generation?

    A) 100%                    

    B) 25%

    C) 50%                                       

    D) 75%

    Correct Answer: C

    Solution :

    RRTt x  rrtt .....(Parents) (Red tall)   (White dwarf) Phenotype of different plants is (i) All plants contain red fruits. (ii) 50% plants are tall with red fruits. (iii) 50% plants are dwarf with red fruits.


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