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Jul 28, 2024 · Jean-Baptiste Lamarck (born August 1, 1744, Bazentin-le-Petit, Picardy, France—died December 18, 1829, Paris) was a pioneering French biologist who is best known for his idea that acquired characters are inheritable, an idea known as Lamarckism, which is controverted by modern genetics and evolutionary theory.
Jean-Baptiste Pierre Antoine de Monet, chevalier de Lamarck (1 August 1744 – 18 December 1829), often known simply as Lamarck (/ ləˈmɑːrk /; [1] French: [ʒɑ̃batist lamaʁk] [2]), was a French naturalist, biologist, academic, and soldier.
Learn how Lamarck proposed a full-blown theory of evolution in 1801, based on the inheritance of acquired characteristics and the drive to complexity. Explore his contributions and challenges to the history of evolutionary thought.
The doctrine, proposed by the French naturalist Jean-Baptiste Lamarck in 1809, influenced evolutionary thought through most of the 19th century. Lamarckism was discredited by most geneticists after the 1930s, but certain of its ideas continued to be held in the Soviet Union into the mid-20th century.
- The Editors of Encyclopaedia Britannica
Learn about the life and work of Lamarck, the first to publish a book-length treatment of evolution in 1809. Explore his contributions to botany, zoology, and invertebrate taxonomy, and his views on inheritance of acquired characters.
Who was this man, and why did he inspire such conflicting attitudes? Biography of Lamarck. Jean Baptiste Pierre Antoine de Monet, Chevalier de Lamarck was born on August 1, 1744, in the village of Bazentin-le-Petit in the north of France.
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Learn about Lamarck's view of evolution, which differed from Darwin's in several ways. Find out how Lamarck explained the origin of species, the inheritance of acquired traits, and the role of environment in evolution.
