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he discovers and analyzes sheet of cork and look that his shape have a little poliedrics figures and is very similar to a honeycomb because have cells, from there the terminology "cells"
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he improved a microscope, and built a simple microscope to look biological specimens.
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He discover the osmosis process in the cells and was the first man to establish that cell are the basic unit of all living beings
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He studied the plants growth and affirm that the plants is produced through generation new cells.
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He supported Matthias Schleiden theory and his conclusion the cells are coordinate and it functionality living beings depend to the cells.
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His experiments evidence unicellular microorganism multiplication.
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He complemented the theory of cells with its principle "each cell comes from another cell".
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He made up proof that all cells come from common origin and primitive, and establish sex cells broadcast hereditary information.
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he has demonstrated that the nervous tissue was formed by cells, and create his theory "neuronism".
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He used silver nitrate to colorized nervous cells and identification these cells,he and cajal received the award nobel for this.