Frederick Sanger: Life and Contributions
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Questions and Answers

What significant method did Frederick Sanger publish in 1977 that played a crucial role in DNA sequencing?

  • Polymerase Chain Reaction
  • Dideoxy Method (correct)
  • Single-Nucleotide Polymorphism
  • The Elution Method
  • In which field did Frederick Sanger earn his undergraduate degree?

  • Natural Sciences
  • Molecular Biology
  • Biochemistry (correct)
  • Physics
  • Frederick Sanger was awarded the Nobel Prize in Chemistry for his work on which important substance in 1958?

  • Amino Acids
  • Protein Structure
  • RNA Sequencing
  • Insulin (correct)
  • Which institution did Frederick Sanger help establish in 1993, focusing on genome research?

    <p>Wellcome Sanger Institute</p> Signup and view all the answers

    During World War II, why was Frederick Sanger exempted from military service?

    <p>Quaker Pacifism</p> Signup and view all the answers

    What was one of Sanger's primary contributions to laboratory techniques?

    <p>Micromethods for small volume manipulation</p> Signup and view all the answers

    Which of the following aspects of Sanger's work involved deciphering the amino acid sequence?

    <p>Insulin Structure</p> Signup and view all the answers

    What milestone was reached by Frederick Sanger in his PhD research conducted during the 1940s?

    <p>Studies on Amino Acids</p> Signup and view all the answers

    Which achievement of Frederick Sanger occurred in 1967?

    <p>Completed the RNA sequence from <em>E. coli</em> bacteria</p> Signup and view all the answers

    What was the significant outcome of Sanger's dideoxy chain-termination method developed in 1977?

    <p>Ordering DNA fragments by size</p> Signup and view all the answers

    In which year did Frederick Sanger first win the Nobel Prize in Chemistry?

    <p>1958</p> Signup and view all the answers

    What was one application of Sanger's sequencing method?

    <p>Mapping the first human genome</p> Signup and view all the answers

    Which milestone of Sanger's work was achieved in 1981?

    <p>Sequenced mitochondrial DNA</p> Signup and view all the answers

    What challenge did Sanger face when he began DNA sequencing in the early 1970s?

    <p>The large size and double-helix structure of DNA</p> Signup and view all the answers

    Which organism's genome was sequenced using Sanger's method in 1988?

    <p><em>C. elegans</em></p> Signup and view all the answers

    Which achievement of Sanger's directly contributed to the treatment of genetic disorders?

    <p>Creation of modified genes</p> Signup and view all the answers

    Study Notes

    Frederick Sanger: Life and Work

    • Born in 1918 in Gloucestershire, UK, to a doctor
    • Influenced by his brother's interest in natural history and his Quaker father's beliefs
    • Studied natural sciences at Cambridge University, later interested in biochemistry; graduated in 1939
    • Parents died before he was an undergraduate; used inheritance for self-funded PhD
    • Studied amino acid metabolism (1940)
    • Exempted from military service due to Quaker pacifism; conducted research on nitrogen uptake in potatoes

    Sanger's Scientific Contributions

    • Awarded PhD in 1943 for research on amino acids
    • Received 1958 Nobel Prize in Chemistry for sequencing insulin
    • Developed dideoxy method for DNA sequencing (1977), now known as Sanger Sequencing
    • Shared 1980 Nobel Prize in Chemistry with Walter Gilbert and Paul Berg for DNA sequencing work
    • Established the Wellcome Sanger Institute in Cambridge, UK in 1993

    Key Techniques and Discoveries

    • Developed novel laboratory techniques, including micromethods for manipulating small volumes of chemicals.
    • Painstakingly sequenced insulin protein, completing it in 1955; revealed unique amino acid sets and distinct 3D protein structures.
    • Developed a sequencing method for DNA using radioactive isotopes to build up the sequence by observing overlapping fragments.

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    Description

    Learn about the remarkable life and work of Frederick Sanger, a pioneer in biochemistry and DNA sequencing. Explore his major contributions, including Nobel Prize-winning techniques and the establishment of the Wellcome Sanger Institute. Test your knowledge on his scientific journey and innovative methods.

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