Building a phylogenetic tree requires four distinct steps: (Step 1) identify and acquire a set of homologous DNA or protein sequences, (Step 2) align those sequences, (Step 3) estimate a tree from the aligned sequences, and (Step 4) present that tree in such a way as to clearly convey the relevant information to others ...

How is a phylogenetic tree created?

A phylogenetic tree may be built using morphological (body shape), biochemical, behavioral, or molecular features of species or other groups. In building a tree, we organize species into nested groups based on shared derived traits (traits different from those of the group's ancestor).

What is a phylogenetic tree and how is it created?

A phylogenetic tree is a diagram that represents evolutionary relationships among organisms. ... The pattern of branching in a phylogenetic tree reflects how species or other groups evolved from a series of common ancestors.