The Cell: the Cell Theory

The video explains the development of the cell theory, starting with Matthias Schleiden's discovery that plants are made of cells, followed by Theodor Schwann's conclusion that animals are also composed of cells. Rudolf Virchow later added that new cells arise from existing ones. These findings collectively form the cell theory, which states that all living organisms are made of cells, cells are the basic units of life, and all cells come from pre-existing cells.

What are the three main concepts that make up the cell theory?

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How does the cell theory relate to the existence of life?

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