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NEET Sample Paper NEET Sample Test Paper-53

  • question_answer
    The base height of the dingdong plant is 10 cm. three pair genes contribute to the height of the plant and each dominant allele contributed 4 cm. to height. If your cross a 10 cm. Plant \[({{a}_{1}}\text{ }{{a}_{1}}\text{ }{{a}_{2}}\text{ }{{a}_{2}}\,{{a}_{3}}\text{ }{{a}_{3}}\text{ }recessive)\]  with a 34 cm. plant, how many phenotypic classes will there be in the\[{{F}_{2}}\]?

    A) 7                                 

    B) 8      

    C) 5                                 

    D) 9

    Correct Answer: A

    Solution :

    \[Phenotype\text{ }=\text{ }Number\text{ }of\text{ }alleles\text{ }+1=6+1=7\]


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