Question

Who proposed the cell theory? Explain the main points of this theory.

Answer 1

Schleiden and Schwann together formulated the cell theory.

Cell theory

1. All plants and animals are made up of one or more cells. The cell is the unit of structure and functions.
2. A cell is a mass of protoplasm having a nucleus.
3. Cells are similar in basic structure and metabolism.
4. New cells are formed by a process similar to crystal formation.