The tree main parts of the evolution theory are:
1. The descent of every organism from a solitary ancestor gene pool.
2. The difference in novel traits in a lineage.
3. Mechanisms that cause trait sto continue whilst other slowly die out.
Whilst a scientific theory can be is a piece of information that
is based on fact and explanations. However, it can never be proven. Whilst we can get a majority of the information, there
can be key features left out that can change a certain part of the theory.