Francisco wrote these notes on one of the scientists who contributed to cell theory:1838 Studied plantsUsed a microscopeConcluded that plants are made of cells

Matthias Schleiden studied plants and concluded in 1838 that all plants are made of cells. The notes therefore describe Schleiden. Schwann made a similar conclusion about animals, while Virchow and Leeuwenhoek are associated with different contributions.

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