Question

what is the definition of organ​

Answer 1

Answer:

An organ is a collection of tissues joined in a structural unit to serve a common function. Many organs are composed of a major tissue that performs the organ's main function, as well as other tissues that play supporting roles. The human body contains five organs that are considered vital for survival.

Answer 2

An organ is a group of tissues in a living organism that have been adapted to perform a specific function. In higher animals, organs are grouped into organ systems; e.g., the esophagus, stomach, and liver areorgans of the digestive system. This are all part of what is within the classification of organs.