DNA
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Wurde aktualisiert: 18 Mär 2020
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Beadle and Tatum use Neurospora to discover that genes are responsible for the production of enzymes in metabolic pathways.Alfred and Margaret publish a report on bacteriophages supporting the hypothesis that genes are DNA.Chargaff begins to discover the relationship between adenine-thymine and cytosine-guanine.Friedrich Miescher isolated the nuclei of cells, discovered nucleic acid.R. Altmann discovers purine and pyrimidine bases, pentose sugars.Archibald Garrod proposed that genes controlled characteristics of an organism by controlling which enzymes or proteins are made.Robert Feulgen stained DNA a bright red.Robert Feulgen associates DNA with chromosomes.Frederick Griffith discovers transformation (the sharing of genes between bacteria).Owen, Colin, and Maclyn produce more evidence that genes are DNA.
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