 Image Number D1933-1 |
Two leaves from sibling plants. The plant on the left has the Rp1-D21 gene, which causes hypersensitive response (the mottled yellow appearance). The plant on the right doesn’t have this gene.
Photo by Peter Balint-Kurti.
An official website of the United States government
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.