Skip to main page content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation
. 1974 Aug;11(4):481-95.
doi: 10.1016/s0091-6773(74)90800-1.

Response to 20 generations of selection for open-field activity in mice

J C DeFries, J P Hegmann, R A Halcomb

Response to 20 generations of selection for open-field activity in mice

J C DeFries et al. Behav Biol. 1974 Aug.
No abstract available

PubMed Disclaimer