Concise History of Genetics

History of Genetics - Timeline Table

History of Genetics - Timeline Table

Year Event Reference
1865 Genes are considered to be particulate factors (particulate inheritance) by Gregor Mendel. NCBI - Mendel's Work
1868 Nucleic acids discovered by Friedrich Miescher, later identified as DNA. Nature - Nucleic Acid
1903 Chromosomes recognized as carriers of hereditary information containing proteins and DNA.
1910 Genes identified to be located on chromosomes.
1913 Chromosomes understood to be arranged linearly.
1927 Physical changes in genes linked to mutations.
1931 Crossing over identified as a mechanism for genetic recombination.
1944 DNA confirmed as the genetic material through the Avery-MacLeod-McCarty experiment.
1945 Specific genes found to encode proteins.
1951 Protein sequencing achieved for the first time.
1953 Double helical structure of DNA elucidated.
1958 Semi-conservative replication of DNA described.
1961 Triplet nature of the genetic code deciphered.
1977 DNA sequencing techniques developed.
1985 Polymerase chain reaction (PCR) invented by Kary Mullis. Nobel Prize - PCR Invention
1995 First bacterial genomes sequenced.
2001 Human genome fully sequenced.
2008 Synthetic genomes incorporated in the laboratory for the first time.

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