12th Class Biology Sample Paper Practice Paper - 3

  • question_answer
    Direction: Each of the question has four options out of which only one is correct. Select the correct option as your answer.
    Mother and father of a person with 'O' blood group have 'A' and 'B' blood group, respectively. What would be the genotype of both mother and father?

    A) Mother is homozygous for 'A' blood group and father is heterozygous for 'B'

    B) Mother is heterozygous for 'A' blood group and father is homozygous for 'B'

    C) Both mother and father are heterozygous for 'A' and 'B' blood group, respectively

    D) Both mother and father are homozygous for 'A' and 'B' blood group, respectively

    Correct Answer: C

    Solution :

    Both mother and father are heterozygous for 'A' and 'B' blood group, respectively


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