Composition: because the parts of a whole have a certain property, the whole has that property 
Division: because the whole has a certain property, it is argued that the parts have that property 

Composition Division
Each part of my desk is light

Thus my desk is light.

The Ojibway are disappearing.

That man is an Ojibway.

That man is disappearing.

 

Newton and Mendel and Galileo cheated in their scientific endeavours. Therefore you can't trust science. Composition?