Question

4. Why the cell is called the structural & functional unit of life?
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Answer 1

Answer:

The cell is called the structural and functional unit of life as all living organisms are made up of cells. Cells are also essential for performing various life processes required for sustaining life. Furthermore, cells provide form and structure, process nutrients and convert it into useable energy.

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Answer 2

Answer:

Cell is called the structural unit because a living orgamisms is made up of one or more cells. Cells combine to form tissues, which further combine to form organs, organs combine to form organic systems, which further combine to form orgamisms. Therefore, cells are structural unit of an organism.

Cells may also become specialised to perform specific functions like contradiction in muscle cell or impulse transmission in nerve cells.Therefore, cells are functional unit of life also.

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