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.
The X axis represents the time in mutation units per nucleotide position. The Y axis represents a correlate of the population size (Ne). The black line shows the median of the Ne estimation, and the 95% confidence intervals are indicated by the blue areas.
