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  3. 12th Class
  4. Biology
  5. Principle Of Inheritance And Variation

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

  • question_answer
    Sickle cell anaemia is caused due to the substitution of

    A) valine at the 6th position of beta globin chain by glutamine

    B) valine at the 6th position of alpha globin chain by glutamic acid

    C) glycine at the 6th position of alpha globin chain by glutamic acid

    D) glutamic acid at the 6th position of beta globin chain by valine

    Correct Answer: D

    Solution :

    glutamic acid at the 6th position of beta globin chain by valine


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