About   Help   FAQ
Glossary Term
Glossary Term Penetrance
Definition The fraction of individuals of a given genotype that show a particular phenotype, usually expressed as a percentage.
See also Expressivity.

Contributing Projects:
Mouse Genome Database (MGD), Gene Expression Database (GXD), Mouse Tumor Biology (MTB), Gene Ontology (GO), MouseCyc
Citing These Resources
Funding Information
Warranty Disclaimer & Copyright Notice
Send questions and comments to User Support.
last database update
MGI 6.13
The Jackson Laboratory