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Galileo Galilei
Galileo Galilei contribution is that he created the first microscope -
Robert Hooke
Robert Hooke contribution is that he discovered a honeycomb-like structure in a cork slice using a ancient compound microscope. He only saw cell walls. He used the term "cell" for these the compartments he saw. -
Anton van Leeuwenhoek
Anton van Leeuwenhoek contribution is that he discovered the existence of single-cell organisms. While using a microscope to examine pond water, he observed dozens of protists. -
Robert Brown
Robert Brown discovered the nucleus and helped improve the cell theory. -
Matthias Schleiden
Matthias Schleiden contribution is that he found a development of all vegetable tissues comes from the activity of cells. -
Theodor Schwann
Theodor Schwann contribution to the cell theory is that he discovered animal tissue are made of cells, and created the first cell theory (all cell are made from other cells and that the cell is the basic unit structure off all living things). -
Rudolph Virchow
Rudolph Virchow contribution is that he was the first one to demonstrates that cell theory applies to dead tissues and came up with the last cell theory (all cells come from other cells).
