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Galen of Pergamon describes the human body
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Aristotle describes life with the Scala Naturae
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Lamarck develops Hypothesis of evolution by means of acquired characteristics
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Open-circuit-demand scuba is a 1942 invention by the Frenchmen Émile Gagnan and Jacques-Yves Cousteau
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Proving the germ theory of disease was the crowning achievement of the French scientist Louis Pasteur
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Alfred Russel Wallace published ideas of evolutionary processes
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The Origin of species by means of Natural Selection is published
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Louis Pasteur refutes spontaneous generation
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Gregor Mendel publishes works on inheritance of traits in pea plants
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The Challenger Oceanography Expedition sails around the world
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Plasmodium falciparum is described as the causative agent of malaria
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Hardy and Weinberg independently develop the Hardy-Weinberg equation for determining allele frequencies in populations
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T. Hunt Morgan discovers sex-linkage
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Neils Bohr develops the Bohr model of atom structure
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Frederick Griffith describes the process of transformation
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Theodosius Dobzhansky publishes Genetics and the Origin of Species
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Beadle and Tatum publish the 1 gene-1 enzyme hypothesis
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In 1942, the team redesigned a car regulator and invented a demand regulator that would automatically fresh air when a diver breathed, an invention by the Frenchmen Émile Gagnan and Jacques-Yves Cousteau
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Avery, MacLoed and McCarty determine that DNA is the molecule that carries the genetic code
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The first atomic bomb is used in war
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Ensatina described as a ring species
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Barbara McClintock describes transposons
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The Hershey–Chase experiments were a series of experiments conducted
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Miller-Urey experiments published
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Rosalind Franklin works with DNA and X-Ray crystallography and develops “Image 51”
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Watson and Crick propose the double helix model of DNA structure
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Meselson and Stahl work with DNA replication
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Nirenberg cracks the genetic code
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Endosymbiosis is described by Lynn Margulis
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The Apollo 11 lands on the moon
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Theodosius Dobzhansky publishes “Nothing in Science Makes Sense Except in the Light of Evolution.”
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Australopithicus afarensis nicknamed “lucy” fossil discovered
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Spliceosomes were discovered and described
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The Sanger Technique is developed
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Deep sea hydrothermal vents and associated life around them are discovered
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Kary Mullis develops Polymerase Chain Reaction
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CRISPr/CAS 9 is identified and described
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Tommie Lee Andrews is convicted of rape
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Reproductive isolation as a consequence of adaptive divergence in Drosophila pseudoobscrura is published
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The Innocence Project is founded
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Dolly the sheep is cloned
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Human genome is fully sequenced
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Homo denisova fossil discovered
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Richard L Bible is executed
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Sahelanthropus tchadensis skull, known as Toumai was discovered