An organism that is native to or confined to a particular area is said to be a) endemic b) introduced c) migrant d) natural e) specific

Option (A)

Explanation:

The endemic species are usually referred to as those organisms that are found to be existing in a particular geographical location. These areas where they exist varies, it could be smaller or extensively large areas such as islands and continents. The habitat in which they exist are restricted to a particular place because of the changing climatic condition, and other changes that are made by the human activities. For example, Lemurs are found in Madagascar.

Thus, the correct answer is option (A).

organ system-an organ system is a group of organs that work together to perform one or more functions. each does a particular job in the body, and is made up of certain tissues.