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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
    In polygenic inheritance,

    A) many genes govern a single character

    B) heterozygous organisms express only one allele

    C) heterozygous organisms express both alleles

    D) a single gene influences many characters

    Correct Answer: A

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