Organisms may contain up to five levels of organization within their bodies. Which level of organization is best represented by the liver? tissue organ organism organ system

Liver is a vital organ in the body that is responsible for hundreds of chemical actions that the body needs to survive.

Explanation:

the cell is the smallest structural and functional unit of living organisms, which can exist on its own. therefore, it is sometimes called the building block of life. some organisms, such as bacteria or yeast, are unicellular—consisting only of a single cell—while others, for instance, mammalians, are multicellular.