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  Proved heredity with fruit flies
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  constructed 1st genetic map of chromosome
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  discovered what transforming principle
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  Dna was found in chromosomes
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  one gene-one enzyme
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  Reported that humans have 46 chromosomes
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  Dna rep semiconservative
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  discovered reverse transcription
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  1st to establish complete nucleotide sequence of a gene
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  Developed sequencing method
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  frederick sanger
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  determine the sequence of chemical base pairs
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  1st multi cellular organism to have its genome sequenced
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  determine the sequence of chemical base pairs
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  compare sequences of humans to apes
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  first plant to be entirely sequenced
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