Dictionary > Penetrance

Penetrance

Definition
noun
(genetics) The frequency or rate of occurrence, typically in percentage, of a particular trait or condition (e.g. disease) expressed among individuals carrying the same deleterious (or disease-causing) gene.
Supplement
Genetic penetrance describes the likelihood that a particular gene will be expressed and result in a disease.
Penetrance may be:

‘’Compare:’’ expressitivity


You will also like...

complete-dominance
Dominance

This tutorial presents Gregor Mendel's law of dominance. Learn more about this form of inheritance and how it can be pre..

sponge
Primitive Animals

Life, as we know it today, is presumed to have started in the sea and many of them were likely eukaryotic animal-like or..

Lake Wakatipu, New Zealand
New Zealand’s Unique Geographical History

Explore why New Zealand has such unique flora and fauna, and learn why long periods of geographical isolation. This less..

temperature - abiotic factor
Abiotic and Biotic Factors

This tutorial deals with the abiotic factors of the freshwater environment that determine what sort of life would be sui..

Chemical effects on plant growth and development
Effect of Chemicals on Growth & Development in Organisms

Plants and animals need elements, such as nitrogen, phosphorus, potassium, and magnesium for proper growth and developme..

squirrel
Animal Water Regulation

Animals adapt to their environment in aspects of anatomy, physiology, and behavior. This tutorial will help you understa..

Related Articles...

No related articles found

See all Related Topics