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12th Class Biology Principle Of Inheritance And Variation Question Bank MCQs - Principles of Inheritance and Variation

  • question_answer
    When a pure tall plant (TT) having rounded seeds (RR) is crossed with dwarf plant (tt) having wrinkled? (rr) and, their \[{{F}_{1}}\] progeny are crossed among themselves to produce \[{{F}_{2}}\] -generation, how many phenotypes will be observed?

    A) 16                    

    B) 9      

    C) 4                     

    D) 12

    Correct Answer: C

    Solution :

    [c] Four types ofphenotypes will be observed. They are tall round, tall wrinkled, dwarf round, dwarf wrinkled.


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