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  3. 10th Class
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10th Class Science Sample Paper Science Olympiad Model Test Paper-15

  • question_answer
    A cross between two individuals results in a ratio of 9 : 3 : 3 : 1 for four possible phenotypes of progeny. This is an example of:

    A) Dihybrid cross

    B) Monohybrid cross

    C) Test cross

    D) All of these

    E) None of these

    Correct Answer: A

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