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Period: 1848 BCE to
Virchow
In 1848 he stated that disease originated in cells by studying medicine. -
Period: 1838 BCE to 1838 BCE
Schleiden
In 1838 he wrote Contributions to Phytogenesis. He said that different parts of plants are made of cells. -
Period: 1837 BCE to 1839 BCE
Schwann
In 1838 he concluded that all things are made of cells by studying animals. -
Period: 1833 BCE to 1833 BCE
Brown
In 1833 he discovered the nucleus in plant cells. He proved how the molecules in a cell function. -
Period: 1674 BCE to 1674 BCE
Leeuwenhoek
In 1674 he was the first to discover bacteria cells by looking at a drop of pound water. He also proved that it is better to use compound microscopes, -
Period: 1665 BCE to 1665 BCE
Hooke
In 1665, Hooke discovered a cell by looking at a slice of cork through a microscope at 50x. He set a trend for other scientists to look at objects through microscopes.