Haryana PMT Haryana PMT Solved Paper-2010

  • question_answer
    RNA and DNA are similar in

    A)  having similar sugars

    B)  having similar pyrimidine bases

    C)  being capable to replicate

    D)  being polymers of nucleotides

    Correct Answer: D

    Solution :

                   
    DNA Composition RNA Composition
    Deoxyribose sugar Adenine, guanine (purine) and  cytosine, Thymine (phrimidine), Nitrogenous bases Phosphate molecules It is polymer of Nucleotides (v)   It is capable to    replicate in all cases because it functions as heredity material. Ribose sugar Adenine, guanine (purine) and uracil And cytosine (pyrimidine), Nitrogenous bases Phosphate molecules It is also polymer of nucleotides It is formed from DNA by the process of transcription only in few cases (RNA viruses) because it functions as heredity material as in viruses


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