Question

2. why is the cell called the structural and functional
unit of life?
cells from the structure of an entity. a group of cells from a tissue, further and organ and ultimately and organ system they perform fundamental functions and life processes such as respiration, digestion and excretion in both unicellular and multicellular entities they perform all the activity independently hence, cells are referred to as structural and fundamental unit of life.​

Answer 1

The cell is called the structural and functional unit of life as all living organisms are made up of cells. ... Furthermore, cells provide form and structure, process nutrients and convert it into useable energy. Multicellular organisms have specialized cells that perform specific functions.