Question

who and when was the cell theory proposed when did they prepare it? what are its salients features of it?

Answer 1

schliden and Schwan proposed cell theory in the years of 1838 - 1839.

the salient features of it are :
1. all the living organisms are made up of cells and they are the product of the cells.
2. all cells arise from pre existing cells.

Answer 2

Explanation:

Matthias Jakob Schleiden was a German botanist and co-founder of cell theory, along with Theodor Schwann and Rudolf Virchow.

All living organisms are composed of one or more cells. The cell is the basic unit of structure and organization in organisms. Cells arise from pre-existing cells.