Bio 273 Chapter 11

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nextMD
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147683
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Bio 273 Chapter 11
Updated:
2012-04-15 01:42:38
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Bio 273 Chapter 11
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Bio 273 Chapter 11
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  1. Took X-ray diffraction pictures used in constructing the structure of DNA.
    Wilkins and Franklin
  2. Determined that DNA contains nitrogenous bases.
    Kossel
  3. Identified DNA as the genetic material in bacteriophage
    Hershey and Chase
  4. Discovered regularity in the ratios of different bases in DNA.
    Chargaff
  5. Determined that DNA is responsible for transformation in bacteria.
    Avery, MacLeod, and McCarty
  6. Worked out the helical structure of DNA by building models.
    Watson and Crick
  7. Discovered that DNA consists of repeating nucleotides.
    Levene
  8. Determined that DNA is acidic and high in phosphorous.
    Miescher
  9. Conducted experiments showing that RNA can serve as the genetic material in some viruses.
    Fraenkel-Conrat
  10. Demonstrated that heat-killed material from bacteria can genetically transform live bacteria.
    Griffith
  11. Genetic Material must:
    • Contain Complex Info
    • Replicate Faithfully
    • Encode Phenotype
  12. 3 forms of DNA
    • A form (when in less water)
    • B form (common)
    • Z form (left handed)

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