Dictionary > Complete penetrance

Complete penetrance

Definition
noun
A form of penetrance where a deleterious or disease-causing gene is expressed in all individuals carrying the gene.
Supplement
A disease-causing gene shows 100% or complete penetrance if all individuals who have this gene develop the associated trait or condition. Huntington’s disease is a dementia that is genetically inherited as an autosomal-dominant trait with a complete lifetime penetrance.
Compare: incomplete penetrance


You will also like...

genes controlling growth and development
Control of Growth & Development

Control of Growth & Development tutorials look at how the genetic makeup determines the biological processes on a da..

takahē
Takahē (Porphyrio hochstetteri)

Meet the colorful takahē, an extremely rare flightless bird. Find out more about its unique features and why they matte..

Evolution of Life - Ancient Earth
Evolution of Life – Ancient Earth

Autotrophs flourished, absorbing carbon and light. Soon after, primitive life forms that could assimilate oxygen thrived..

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..

Physical growth
Physical Development in Humans

This tutorial elaborates on the physical development of humans, particularly from puberty to adulthood. Read this tutori..

Independent Assortment and Crossing Over
Independent Assortment and Crossing Over

This tutorial describes the independent assortment of chromosomes and crossing over as important events in meiosis. Read..

Related Articles...

No related articles found

See all Related Topics