Question

what is the primary characteristic on which the first division of organism is made​

Answer 1

The primary characteristic on which the first division of organisms is made is the nature of the cell. It is considered to be the fundamentalcharacteristic for Classifying all living organisms. Nature of the cell includes the presence or absence of membrane-bound organelles.

Answer 2

The primary characteristic on which the first division of organisms is made is the nature of the cell – prokaryotic or eukaryotic cell.