AgEn y2 genetics1 a history of discoveries
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| DNA | genetic material found on chromosomes in eukaryotic organisms
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| genome | all of an organisms chromosomes and DNA
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| Darwin | The Origin of the Species
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| Mendel | Experiments on peas
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| Miescher | first to isolate a nucleic acid from a blood cell
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| Flemming | identified chromatin in cell nuclei and linked it to cell division
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| Morgan | Genes are located on chromosomes
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| Avery, McLeod and McCarty | DNA is genetic material
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| Franklin | showed X ray crystal image of DNA
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| Watson and Crick | DNA is a double helix..also proposed a mechanism for its replication
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| Crick,Brenner,Nirenberg,Khorana and Holley | cracked genetic code....a nucleic acid is translated into a protein...this is gene expression
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| Berg,Boyer and Cohen | first genetic engineering experiments
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| Sanger | discovered the chain termination method for DNA sequencing
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| Kary Mullis | Invented PCR to amplify DNA
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