Which type of organization is found only in living organisms?

The distance between stars is measured in . . . . . . .

In addition to unique characteristics like reproduction,growth,development,response to environment,death,and adaptation,which other characteristic can be added to living organisms?

You observe organisms dying. In your opinion,which of the following statements provides the scientific explanation for this?

The word $Systematics$ is derived from the $Latin$ word $Systema$.

Sterile organisms ..........