What is cell theory? And who gave it

1.	What is cell theory? And who gave it
Answer» Cell theory is a theory which introduce the properties of cell.Cell theory says that:\tCell is the structural and functional unit of life.\tAll organisms are made up of two or more cells.\tAll cells develop from pre-existing cellsThe Cell theory proposed in 1838 by Matthias Schleiden and by Theodor Schwann.

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