Cellular respiration is best associated with the Mitochondria
this graph is addressing the beginner one
I believe you're asking which word applies to this definition.
If that is the case, the word is Replication
Binomial System
It allows for the identification and comparison of organisms based on recognised characteristics.
It allows all organisms to be named according to a globally recognised scheme.
It can show how closely related organisms are, allowing for the prediction of evolutionary links.