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.
 Image Number K7081-1 |
University of Minnesota cytogeneticist Ronald Philips examines a radiogram from DNA hybridization techniques used to identify which of the 10 possible corn chromosomes are present in various oat-corn partial hybrid lines.
Photo by Keith Weller
