Answer:
Cell theory is originally presented by Schleiden and Schwann and initially, it has only two points and after some time the third point added but with the discoveries in the field of biotechnology there are many other points that are accepted and known as the modern cell theory.
According to the cell theory, all organisms are made up of one of the multiple cells and arise from the pre-existing cells by the cell division. A cell is a basic unit of structure and function.
Other than these three there are several other points are drive with the help of discoveries regarding discoveries which is helping to form that DNA is the hereditary material that passes all necessary information to the next generation.