Question

Cell theory states that cells are structural and fundamental units of

• A. plants
• B. animals
  
• C. both plants and animals
• D. only microorganisms

Answer 1

The correct option is C

both plants and animals

The correct option is C.

Explanation of the correct option:

1. Cell theory postulates was proposed by Schleiden, Schwann and Rudolf Virchow in 1839.

2. The three main postulates of cell theory are:

i. All living organisms are made of cells

ii. Cell is the fundamental and basic unit of the living organism.

iii. All cells arise from pre-existing cells. Also, organisms grow by "adding on more cells," not by increasing the size of their cells.

Final answer: Cell theory states that cells are structural and fundamental units of both plants and animals.