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Robert Brown (1773-1858) was a Scottish botanist, a pioneer of plant classification and the first to describe and name the cell nucleus.
On an expedition to Australia in 1801 he collected 4,000 species of plant and later classified them using the "natural" system of Bernard de Jussieu (1699-1777) rather than relying upon the system of Carolus Linnaeus.
The agitated movement of small particles suspended in water, now explained by kinetic theory, was described by Brown i read more...
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