Theodore Schwann extended Schleiden's hypothesis by suggesting that animal tissue was made up of cells.
The cell theory is the theory that states living things are composed of basic units of life called cells.
The cell theory was first developed by Schleiden who observed animals through a microscope.
The cell theory was then further developed by Theodore Schwann based on Schleiden's hypothesis.
The cell theory developed by Theodore Schwann states that:
This cell theory has been used to develop the modern theories about cells.
In conclusion, the cell theory is the theory which states that all living things are made up of cells and that cells are the basic unit of life.
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