Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Ultrametric neighbour-joining topologies of four genes in A. pompejana in the northern and southern EPR. The outgroup A. caudata (dotted lines) was used to root the phylogenetic trees that were constructed from the most well-aligned parts of the four studied genes.
