Dictionary > Reduced penetrance

Reduced penetrance

Definition
noun
A form of penetrance below 100%, in which not all individuals carrying a deleterious gene express the associated trait or condition.
Supplement
A disease is said to show incomplete penetrance when some individuals express the associated trait while others do not even though they carry the disease-causing gene. For instance, some people with a mutation in the BRCA1 or BRCA2 gene will develop cancer during their lifetime, other people will not.
‘’Synonym:’’ incomplete penetrance
Compare: complete penetrance


You will also like...

Sensory systems
Sensory Systems

A sensory system is a part of the nervous system consisting of sensory receptors that receive stimuli from the internal ..

Golgi apparatus (3-D illustration)
Role of Golgi Apparatus & Endoplasmic Reticulum in Protein Synthesis

The endoplasmic reticulum and Golgi apparatus are the organelles involved in the translation step of protein synthesis a..

Crossing Over and Genetic Diversity
Inheritance and Probability

Gregor Mendel, an Austrian monk, is most famous in this field for his study of the phenotype of pea plants, including ..

3D rendering of an antibody
Passive and Active Types of Immunity

Lymphocytes are a type of white blood cell capable of producing a specific immune response to unique antigens. In thi..

Digestion and Absorption of Food
Digestion and Absorption of Food

The gastrointestinal system breaks down particles of ingested food into molecular forms by enzymes through digestion and..

Fossil trilobite imprint in the sediment
Insects

There are more species of insects than any other species combined. This surely illustrates that insects have the selecti..

Related Articles...

No related articles found

See all Related Topics