the segment of DNA at a particular locus on a particular chromosome that controls production of proteins and enzymes and influences the development of a specific trait.
Found on http://www.encyclo.co.uk/local/10134
(genes) Coded messages that tell cells how to behave. They control growth and development of the body. Genes are made of DNA and grouped together to form chromosomes. Different human chromosomes have different numbers of genes - most have between 1 to 2 thousand genes per chromosome. Found on http://www.cancerhelp.org.uk/utilities/glossary/index.htm?search=g
cistronnoun (genetics) a segment of DNA that is involved in producing a polypeptide chain; it can include regions preceding and following the coding DNA as well as introns between the exons; it is considered a unit of heredity; `genes were formerly call... Found on http://wordnetweb.princeton.edu/perl/webwn?s=gene
unit of hereditary information that occupies a fixed position (locus) on a chromosome. Genes achieve their effects by directing the synthesis of ... [32 related articles] Found on http://www.britannica.com/eb/a-z/g/17
The basic unit of genetic information. Different kinds of genes have been discovered. They control the timing and the building of the different types of body cell. Strings of genes together form codes for making a whole body. Any changes to this genetic code will cause a mutation. Found on http://www.encyclo.co.uk/local/21474