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  3. BHU PMT

BHU PMT BHU PMT (Screening) Solved Paper-2007

  • question_answer
    Which of the following is a test cross?

    A) \[Tt\times tt\]                                  

    B)  \[TT\times tt\]

    C) \[Tt\times Tt\]                                 

    D)  \[tt\times tt\]

    Correct Answer: A

    Solution :

                     A lest cross is a cross between heterozygous \[{{F}_{1}}\]hybrid and double recessive homozygous eg, \[Tt\times n\]to show whether \[{{F}_{1}}\] is homozygous or heterozygous.


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