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  • Question
  • Which discovery is attributed to Phoebus Levene?


  • Options
  • A. identification of ribose and deoxyribose
  • B. recognition of RNA as DNA?s messenger
  • C. extraction and observation of DNA
  • D. construction of an accurate DNA model

  • Correct Answer
  • identification of ribose and deoxyribose 

    Explanation

    Phoebus Levene was an organic chemist in the early 1900's. He is perhaps best known for his incorrect tetranucleotide hypothesis of DNA. He is who studied the structure and function of nucleic acids.

     

    The discovery of Identification of Ribose and Deoxyribose is attributed to Phoebus Levene.

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    Famous Personalities problems


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    • 1. Clarence Pine Top Smith played what style of piano?

    • Options
    • A. Mozart
    • B. Boogie - Woogie
    • C. Beethoven
    • D. Liszt
    • Discuss
    • 2. Although Blind, Deaf and Dumb, She graduated from college and achieved high distinction as a writer and scholar. Who was she ?

    • Options
    • A. Anna Pova
    • B. Samantha Fox
    • C. Sheila Gujral
    • D. Helen Keller
    • Discuss
    • 3. Ashok Pandit is well- known for his superior performance in which of the following fields ?

    • Options
    • A. Swimming
    • B. Kabaddi
    • C. Wrestling
    • D. Shooting
    • Discuss
    • 4. Who is the veteran communist leader and CM of West Bengal for a record five consecutive tems until Nov 2000?
    • Discuss
    • 5. Who is the Emancipator of the 'untouchables' and crusader for social Justice?
    • Discuss
    • 6. Claude Bernard first recognized

    • Options
    • A. plant stomata opening and closing to maintain homeostasis
    • B. chemical reactions of enzymes
    • C. separate fluids outside and inside the cell
    • D. feedback loops
    • Discuss
    • 7. Ravinder Kumar Singhal, who has successfully completed the Ironman triathlon, is from which state?

    • Options
    • A. Karnataka
    • B. Telangana
    • C. Maharashtra
    • D. Uttar Pradesh
    • Discuss
    • 8. Leonardo Da Vinci used drawings to explore ideas in

    • Options
    • A. Mathematics
    • B. Science
    • C. Art
    • D. All of the above
    • Discuss
    • 9. Name the veteran Agriculture Scientist who was recently awarded the 1st World Agriculture Prize for 2018.

    • Options
    • A. Dr. Deepak Kumar
    • B. Prof. Rakesh Agnihotri
    • C. Prof. MS Swaminathan
    • D. None of the above
    • Discuss
    • 10. The Mesoamerican leader Pakal, The great was

    • Options
    • A. the king of a Maya city-state.
    • B. the ruler of a Zapotec state.
    • C. the emperor of the Aztec people.
    • D. the head of the Inca religion.
    • Discuss


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