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Gregor Mendel discovers how characteristics are passed between generations using pea plants.
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Swiss physiological chemist Friedrich Miescher identified nuclein, which we now today as DNA
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Oswald Avery identified that a nucleic acid (DNA) was responsible for the transformation of pneumoncoccus bacteria from harmless to deadly when a colony of lethal bacteria was mixed with harmless bacteria.
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Rosalind Franklin used X-Ray crystallography to photograph DNA. This was a major achievement in the discovery process of DNA especially because Rosalind Franklin was a woman in a highly male scientific community
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Using Rosalind Franklin's DNA picture, James Watson and Francis Crick were able to decipher the double helix structure of DNA molecules
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The entire human genome was sequenced by 2003. This feat was completed years ahead of schedule and included the sequencing of over 3 Billion Base pairs!
