More than three decades after the German biologists Theodore Schwann and Matthias Schleiden first proposed that the cell was the basic functional unit of all living things, in 1838, many of the ...
June 23, 1881. Matthias Jakob Schleiden died.—At first an advocate at Hamburg, Schleiden afterwards held the chairs of botany at Jena and Dorpat. He did much to establish the cell theory, while among ...
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