Question

The phylogeny tree above is used to explain what major idea/component of the biological theory of evolution?
Question 3 options:


All organisms are closely related.


All organisms began as flies.


All organisms share common ancestry.


All organisms lived in the same type of environment.

Answer 1

Answer:

The "tips" of the tree branches represent the taxa in the study.

Taxa may be at any taxonomic level - orders, species, populations, etc.

These taxa may be called OTUs, or Operational Taxonomic Units.

The lines within the tree are called the "branches".

Explanation: