specialization is food that we eat.
EX.
Pizza, soup, hamburger, etc...
Specialization can also refer to production that help , for example when in a factory is an assembly line is organized in a specialized manner rather than producing
Sperm Cell
Fat Cells
Unicellular organisms are composed of a single cell.Multicellular organisms are composed of many specialized cells.Specialized cells differ in structure (size, shape...) and function