Question

Schleiden and Schwann introduced the cell theory in 1839.

Which of the following statements is not an assertion of the cell theory?

• A. Cell is the basic unit of life
• B. All cells arise from pre-existing cells
• C. Cells lack a typical nucleus in prokaryote
• D. All living organisms are composed of cells and their products

Answer 1

The correct option is C

Cells lack a typical nucleus in prokaryote

The cell theory does not state that all cells are composed of protoplasm having a nucleus. Therefore, this alternative is not an assertion of the cell theory.