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Robert Hooke (1635-1703) looks at cork under a microscope and discovers cells. He calls them cells, because they remind him of the cells in a monestery. Robert Hooke
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Matthias Schleiden publishes his cell theory that states that all plants are made of cells. Mathias Schleiden
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Theodor Schwann publishes is cell theory that states that all animals are made of cells.
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Gregor Johann Mendel, who was an Austrian monk, began experiments with pea plants. Mendel Web
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Charles Darwin, who was an English biologist published his work “Origin of Species,” which explained units of heredity and variations in species. Charles Darwin Online
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Gregor Mendel was an Austrian monk who was also a scientist. He stujdies the inheritance of traits in pea plants. He published a paper on his theories of inheritance in 1866. He presented his theories of inheritance and would become known as the father of genetics.
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Sir Francis Galton published his book, Hereditary Genius, stating that heredity alone is responsible for a person’s character traits. Sir Francis Galton
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"Nuclein" is discovered by Friedrich Miescher as an acidic substance found in the nucleus of white blood cells. It would later be called DNA. DNA would not really be understood for another 70 years Freidrich Miescher
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Walther Flemming</a>Walther Fleming, a German Biologist discovers how to use dyes to stain cells and discoveres rods he called chromosomes. <a href='http://www.dnalc.org/view/16235-Biography-7-Walther-Flemming-1843-1905-.html' >
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Correns, de Vries & Von Tschermak</a>Carl Correns, Hugo de Vries, and Erich von Tschermak rediscover the work of Mendel and verify his finding on the principals of heredity. <a href='http://www.dnalc.org/view/16007-Carl-Correns-Hugo-De-Vries-Erich-Von-Tschermak-Seysenegg.html' >
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Nettie Stevens and Edmund Wilson independently discover the chromosomal basis for the determination of the sex of an organism. Stevens and WilsonNettie Stevens and Edmund Wilson independently discover the chromosomal basis for the determination of the sex of an organism.
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Harriett B Creighton and Barbara McClintock discover the chromosomal crossing over.
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Oswald Avery, Colin MacLeod, and Maclyn McCarty discover that genes and chromosomes are made from DNA. Avery, MacLeod & McCarty
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Erwin ChargaffErvin Chargaff discovers that there is a one to one relationship between adenine and thymine and guanine and cytosine in organisms
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Rosalind Franklin is able to take x-ray photographs of DNA. Rosalind Franklin
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Martha Chase and Alfred Hershey are able to prove that DNA is the molecule of heredity.
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Francis Crick and James Watson discover the three dimentional double helix structure of DNA;.
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Marshall Nirenberg, Robert Holley and H. Gobind Khorana crack the genetic code and discovering the synthesis of proteins from mRNA
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Paul Berg and Herb Boyer are able to create the first recombinant DNA molecules
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Genentech, the first genetic engineering company, is founded and uses recombinant DNA to produce drugs. Genentech History
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The Human Genome ProjectThe Human Genome Project is started to determine the entire sequence of DNA in human beings
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Alec Jefferys used the term DNA fingerprinting and is the first to use DNA in legal cases Alec Jeffreys
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The first genetically engineered tomatoes are produced under the name Flavr Savr
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Dolly the sheep was the first cloned mammal in 1996. Dolly the sheep
