-Aqsa, Subject Matter Expert at Edumarz.
Solution: Tissue is defined as a group of cells. They are similar in origin, structure, and function. The term tissue was proposed by French surgeon Bichat. The study of tissue is called histology. The body of an organism is very well organized. It has different levels of structural organization. The lowest level is the cellular level, cells from tissue, tissue coordinate to form organs that constitute and form the organ system. Tissue is a group of cells that carry out different functions. During the development of an organism, some cells become specialized for a specific function called differentiation. Due to the process of differentiation, similar cells become different to perform a specific function and form a tissue. Some tissue becomes specialized for providing protection, some for transportation, etc.