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  1. Khan Academy | Khan Academy

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  2. Classic experiments: DNA as the genetic material - Khan Academy

    Frederick Griffith: Bacterial transformation In 1928, British bacteriologist Frederick Griffith conducted a series of experiments using Streptococcus pneumoniae bacteria and mice. …

  3. DNA as the "transforming principle" (video) | Khan Academy

    How Griffith and later Avery, McCarty and MacLeod found strong evidence that DNA is the "transforming principle" that encodes genetic information.

  4. Expériences classiques : l'ADN en tant que matériel génétique …

    Expériences réalisées par Frederick Griffith, Oswald Avery et ses collègues, ainsi que par Alfred Hershey et Martha Chase.

  5. Experimentos Clássicos: DNA como material genético - Khan …

    Frederick Griffith: transformação bacteriana Em 1928, o bacteriologista britânico Frederick Griffith conduziu uma série de experimentos usando a bactéria Streptococcus pneumoniae e ratos. …

  6. Hershey and Chase: DNA is the genetic material - Khan Academy

    We have Griffith's experiments with the mice and the bacteria and saying, "Hey, look, "there's some transformation principle." Avery, McCarthy and MacLeod say, "Hey, "looks like when we …

  7. Antebellum communal experiments (article) | Khan Academy

    In 1846, a fire destroyed the main building of Brook Farm. For a community already hampered by financial problems, the cost of the disaster was too great; the Brook Farm experiment came to …

  8. Klasik Deneyler: Genetik Materyal Olarak DNA - Khan Academy

    1928'de, İngiliz bakteri biyoloğu Frederick Griffith, Streptococcus pneumoniae bakterisi ve fareleri kullanarak bir dizi çalışma yürüttü. Griffith genetik materyali tanımlamaya çalışmıyordu; …

  9. 经典实验:DNA作为遗传物质 (文章) | DNA的发现 | 可汗学院

    O'Connor, C. (2008). Isolating hereditary material: Frederick Griffight, Oswald Avery, Alfred Hershey, and Martha Chase. Nature Education , 1 (1), 105. 来自 …

  10. Khan Academy | Khan Academy

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