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.
Diagrammatic representation of the expected distribution of coalescent times under the four models of chromosomal duplication. Columns: A, The autotetraploid model under the assumption that the switch to disomy is coordinated among chromosomes; B, the genomic allotetraploid model; C, the segmental allotetraploid model; D, the model of segmental duplication.
