Physical structure refers to the arrangement and organization of different components within an object or organism. This can include the shape, size, and material composition of various parts. For example, the physical structure of a cell includes its membrane, nucleus, and organelles, each playing a specific role in its function. In architecture, physical structure pertains to the design and materials used in buildings and other constructions. This includes elements like beams, columns, and walls, which provide stability and support. Understanding physical structure is essential in fields such as biology, engineering, and architecture to ensure functionality and durability.