GENERAL HISTOLOGY

Detailed explanation-1: -Cell is the smallest unit and is often called as the building block of life. These are the basic structural, functional and biological unit of life for all living organisms.

Detailed explanation-2: -A cell is the smallest unit of a living thing. A living thing, whether made of one cell (like bacteria) or many cells (like a human), is called an organism. Thus, cells are the basic building blocks of all organisms.

Detailed explanation-3: -All living things are made of cells (Figure 3.3. 1); the cell itself is the smallest fundamental unit of structure and function in living organisms.

Detailed explanation-4: -Cell is the smallest structural and functional unit of an organism. Each cell of an organism performs functions such as nutrition, transport, excretion and reproduction.

Detailed explanation-5: -Cells are called building blocks of life because they are basic structural and functional units of our life. In the different levels of organization in an organism, the cell acts as the basic unit. This means cells form the tissues, organs and organ systems in the different organisms.