BIOLOGIST

Wilhelm Johannsen

1857 - 1927

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Wilhelm Johannsen (3 February 1857 – 11 November 1927) was a Danish pharmacist, botanist, plant physiologist, and geneticist. He is best known for coining the terms gene, phenotype and genotype, and for his 1903 "pure line" experiments in genetics. Read more on Wikipedia

His biography is available in different languages on Wikipedia. Wilhelm Johannsen is the 204th most popular biologist (down from 175th in 2019), the 144th most popular biography from Denmark (down from 139th in 2019) and the 3rd most popular Danish Biologist.

Wilhelm Johannsen is most famous for his discovery of the distinction between genotype and phenotype. He also coined the term gene.

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Among BIOLOGISTS

Among biologists, Wilhelm Johannsen ranks 204 out of 1,097. Before him are Carl Ludwig Willdenow, Hermann Schlegel, Joseph Banks, Har Gobind Khorana, César Milstein, and Ludwig Reichenbach. After him are George C. Williams, Hans Driesch, George Wald, William Carey, Jakob Friedrich Ehrhart, and Olaus Rudbeck.

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Contemporaries

Among people born in 1857, Wilhelm Johannsen ranks 42. Before him are Infanta Maria Josepha of Portugal, George Gissing, Christian Michelsen, 12th Dalai Lama, Otto von Below, and Max Klinger. After him are Georges Gilles de la Tourette, Eugène Atget, Williamina Fleming, Vladimir Bekhterev, Mikhail Alekseyev, and Arthur Arz von Straußenburg. Among people deceased in 1927, Wilhelm Johannsen ranks 23. Before him are Carl David Tolmé Runge, Michael Ancher, Yusef of Morocco, Armand Guillaumin, Giuseppe Moscati, and Edward B. Titchener. After him are Enrique Simonet, Li Dazhao, Reginald Dyer, Max Hoffmann, Adolph Joffe, and Eugène Atget.

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In Denmark

Among people born in Denmark, Wilhelm Johannsen ranks 144 out of 1,032. Before him are Richard Møller Nielsen (1937), Piet Hein (1905), Ole Kirk Christiansen (1891), Theophil Hansen (1813), Christoffer Wilhelm Eckersberg (1783), and Barthold Georg Niebuhr (1776). After him are Elizabeth of Denmark, Electress of Brandenburg (1485), Lars Ulrich (1963), Connie Nielsen (1965), Erik Bruhn (1928), Brigitte Nielsen (1963), and Prince Valdemar of Denmark (1858).

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Among BIOLOGISTS In Denmark

Among biologists born in Denmark, Wilhelm Johannsen ranks 3. Before him are Hans Christian Gram (1853), and Johan Christian Fabricius (1745). After him are Erik Pontoppidan (1698), Morten Thrane Brünnich (1737), Nathaniel Wallich (1786), Otto Friedrich Müller (1730), Christen C. Raunkiær (1860), Eugenius Warming (1841), Emil Christian Hansen (1842), Japetus Steenstrup (1813), and Johan Lange (1818).

Danish born Biologists

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