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.
Two inexact repeats give rise to a pattern in the DBG that resembles a SNP (A). Very often, repeats are present in more than two copies (B) and therefore generate branching bubbles. Bubbles with more than five branches (C) are filtered out.
