ANATOMY

Detailed explanation-1: -Reason: An organ is a group of tissues which perform a similar function.

Detailed explanation-2: -Tissue is a group of cells that have similar structure and that function together as a unit. Primary types of body tissues include epithelial, connective, muscular, and nervous tissues.

Detailed explanation-3: -The cell is the ‘basic building block of life’ and is the smallest functioning part of an organism. A group of cells working together is called a tissue and a collection of tissues all performing a specific function is called an organ. Multiple organs which are connected together are referred to as an organ system.

Detailed explanation-4: -Organ-a group of tissues precisely arranged so that they can work together to perform specific functions. Examples include: Liver. Brain.

Detailed explanation-5: -These cells work together to perform a similar function. Just as muscle cells work together, bone cells and many other cells do as well. A group of similar cells that work together is known as a tissue.