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Friedrich Miescher was a Swiss physician and biologist that was the first known researcher to have isolated and identified nucleic acid. He was born in 1844 and later died in 1895.
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Frederick Griffith, a British bacteriologist who discovered bacteria are capable of transferring genetic information through a process called transformation. He also made a book titled Bacteriological Studies.
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Phoebus Levene was an American biochemist who discovered deoxyribose sugar in nucleic acids. It showed that DNA is made of nucleotides, which are made up of a sugar, a phosphate group and a base.
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William Astrbury was a British physician and molecular biologist took X-ray diffraction pictures of DNA.
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Oswald Avery was a Canadian Geneticist and scientist that graduated from Columbia University College of Physicians and Surgeons as well as Colgate University. He discovered that DNA carries a cells genetic material and can be altered through a process known as transformation.
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Erwin Chargaff was an Austro-Hungarian biochemist,born in 1905 and died in June of 2002,who came up with two rules. One being that Adenine always pairs with Thymine and Guanine always pairs with Cytosine. The second was the amount of Guanine should be equal to the amount Cytosine and same for Adenine and Thymine.
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Rosalind Franklins, a British scientist who died at a young age of 37 and Maurice Wilkins, a New Zealand-born British physicists and biologist, both discovered that DNA is in the shape of a double helix.
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Alfred Hershey, an American Noble Prize-winning geneticist and bacteriologist and Martha Chase, also and American scientists, together helped prove that not only is DNA a protein that it is the genetic material of life.
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James Watson an American Nobel Prize-winning molecular biologist and Francis Crick a British Noble Prize-winning researcher discovered the structure of DNA.
