Dictionary > Luxury gene

Luxury gene

Definition
noun, plural: luxury genes
A gene that codes for specialized cell products and is expressed abundantly.
Supplement
Luxury genes are tissue-specific or organ-specific, which means they are not expressed in all cells. They are not constantly expressed, only when their function is needed. Examples of luxury genes are plasmids of bacteria and genes coding for heat-shock proteins.
Compare: housekeeping gene.

See also: genetic expression, transcription.


You will also like...

Balanced Diet
A Balanced Diet – Minerals and Proteins

Proteins and minerals can be derived from various dietary sources. They are essential for the proper growth and developm..

Birth Control and Contraception
Birth Control and Contraception

Different pregnancy and birth control and contraception strategies are described. Read this tutorial to learn each of th..

The Human Physiology
The Human Physiology

Physiology is the study of how living organisms function. Thus, human physiology deals specifically with the physiologic..

A sperm cell fertilizing an ovum
Human Reproduction and Fertilization

For human species to obviate extinction, reproductive mature adults should be producing viable offspring in order to con..

Ploidy
Polyploidy

Humans are diploid creatures. This means that for every chromosome in the body, there is another one to match it. Howeve..

Adaptation Tutorial
Adaptation Tutorial

Adaptation, in biology and ecology, refers to the process or trait through which organisms or the populations in a habit..

Related Articles...

No related articles found

See all Related Topics