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He described a completely new nuclear molecule that, unlike proteins, contained large amounts of phosphorus. -
He identified that DNA is a nucleotide formed by a nitrogenous base, a sugar and a phosphate. -
He proposed that DNA was composed of repeating sequences of four nucleotides. -
He discovered bacterial transformation.
Frederick Griffith’s experiment aimed to understand how some Streptococcus pneumoniae bacteria caused the disease (pneumonia) and others did not. -
They conducted a series of experiments to confirm whether DNA is the basis of genetic material. -
They conducted a series of experiments to confirm whether DNA is the basis of genetic material. -
You will discover two rules that will help you discover the double helix of DNA. -
The DNA triple helix was a proposal made before the correct double helix model by Watson and Crick in 1953. -
I take photographs of the structure of DNA to discover the organization of its strands, revealing its helical shape. "Photo 51" -
Description of the DNA molecule in the form of a double helix. -
Francis Crick, James Watson and Maurice Walkins won The Nobel Prize in Physiology or Medicine.
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