Homeobox gene
A gene containing a short DNA sequence of about 180 base pairs referred to as a homeobox. Homeobox genes encode proteins that bind and regulate the expression of DNA in multicellular organisms. Homeoboxes are present in the genomes of many organisms from fruit flies to humans, and they appear to determine when particular groups of genes are expressed during embryonic development.
Read Also:
- Homeopath
A person who practices homeopathy.
- Homeopathy
Founded in the 19th century, a practice that is based on the concept that disease can be treated with minute doses of drugs thought capable of producing in healthy people the same symptoms as those of the disease being treated. This principle is similar to the concept behind exposure therapy for allergies, but the amounts […]
- Homeostasis
A property of cells, tissues, and organisms that allows the maintenance and regulation of the stability and constancy needed to function properly. Homeostasis is a healthy state that is maintained by the constant adjustment of biochemical and physiological pathways. An example of homeostasis is the maintenance of a constant blood pressure in the human body […]
- Homeotherm
A homeotherm is a warm-blooded animal (such as homo sapiens). Another term for us warm-blooded creatures is endotherm. Those of us who are homeotherms or endotherms are as opposed to a poikilotherm (an organism such as a frog that is cold-blooded) and a stenotherm (a creature that can only survive only within a very narrow […]
- Homicide
1. The killing of a person. 2. Strictly speaking, the killing of a man. femicide. From the Latin meaning murderer, from homo, man + caedere, to kill.