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.
Principal component analysis (PCA) plots of abundance values of 22 LTR-RE families in domesticated (white dots) and wild genotypes (grey dots) of Heliantus annuus. The percentage of variation accounted by each axis is shown. Asterisks indicate permutational multivariate analysis of variance (PERMANOVA) significance between cultivars and wild accessions: *** p < 0.001; ** p < 0.01.
