The liver would be an example of an organ.
An organ represents a level of biological organization that is made of different tissues coming together to perform a similar function.
Tissues are made of different cells working synergistically at specific functions while the cells are the basic unit of the existence of biological organisms.
Above the organ is the organ system which is a collection of organs that work together to carry out certain functions.
More on organs can be found here: https://brainly.com/question/12825206?referrer=searchResults
