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

  • question_answer
    Direction Read the following and answer the questions from given below
    Genes are segments of Deoxyribonucleic Acid (DNA) that contains the code for a specific protein that functions in one or more types of cells in the body. Chromosomes are structures within cells that contain a person's genes. Genes are passed down the generations in a particular manner and we receive roughly half of our genetic material from each parent. Chromosomes describe and determine gender and any change in them causes chromosomal abnormalities.
    (iv) Both chromosome and gene (Mendelian factors) whether dominant or recessive are transmitted from one generation to next generation in

    A) changed form                

    B) unaltered form

    C) altered form                  

    D) disintegrated form

    Correct Answer: B

    Solution :

    [b] Both chromosome and gene (Mendelian factors) whether dominant or recessive are transmitted from one generation to next generation in unaltered form.


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