Scientists Discovered DNA

6 Questions | Total Attempts: 1064

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Scientists Discovered DNA

Scientist that discover DNA


Questions and Answers
  • 1. 
    He discovered the structure of DNA on species and then on human. Found that bases adenine and thymine always pair together, cytosine and qua-nine always pair together.
    • A. 

      Martha Chase

    • B. 

      Alfred Day Hershey

    • C. 

      George Washington

    • D. 

      Maurice Wilkins

    • E. 

      Ervin Chargaff

  • 2. 
    Who was discovering the DNA structure, principles of virus construction was publishing together on the newspaper. Tool all the information that the other  scientist gathered and put together the first complete model of DNA.
    • A. 

      Martha Chase

    • B. 

      Ervin Chargaff

    • C. 

      Maurice Wilkins

    • D. 

      James Dewey Watson and Francis Crick

    • E. 

      Osward Theodore Avery

  • 3. 
      The one who took photographs of DNA molecule showed clearly a helical (DNA) structure & double helix. Use X-ray crystallography to take pictures of DNA.
    • A. 

      Alfred Day Hershey

    • B. 

      Francis Crick

    • C. 

      Oswald Theodore Avery and Ervin Chargaff

    • D. 

      Rosalind Elsie Franklin and Maurice Wilkins

    • E. 

      Frederick Griffith

  • 4. 
    He was repeated Griffith's experiments, DNA is the transformation factor.
    • A. 

      Oswald Theodore Avery

    • B. 

      Ervin Chargaff

    • C. 

      Alfred Day Hershey

    • D. 

      Rosalind Franklin

    • E. 

      Francis Crick

  • 5. 
    Who was exam nucleic acid into the bacterial cell and found that acid itself caused replication and transmission of genetic information, not its protein components ---------> genes are made of the nucleic acid DNA. DNA must be the genetic material.
    • A. 

      Francis Crick

    • B. 

      Alfred Day Hershey and Martha Chase

    • C. 

      Martin Luther King

    • D. 

      Frederick Griffin

    • E. 

      Rosalind Franklin

  • 6. 
    He examined the difference between virulent strain and non-virulent strain on the mice. He found out that virulent bacteria didn't killed the mice but if he mixed it with non-virulent strain it'll died --> one harmful and one harmless, harmless transformed into harmful.
    • A. 

      Oswald Theodore Avery

    • B. 

      Frederick Griffith

    • C. 

      Tom Sawyer

    • D. 

      James Watson

    • E. 

      Maurice Wilkins