Terms used on the Crop Genebank Knowledge Base.
Term | Definition |
---|---|
GAA |
Germplasm Acquisition Agreement |
Gene |
The basic physical and functional unit of heredity |
Gene flow |
The exchange of genetic material between populations. This may be used in the sense of plant reproduction (i.e. due to the dispersal of gametes and zygotes) or due to human influences |
Genebank |
A centre for conserving genetic resources under suitable conditions to prolong their lives. |
Genetic distance |
The degree of relatedness between subgroups or populations as measured by various statistics. |
Genetic diversity |
The variety of genetic traits that result in differing characteristics. |
Genetic drift |
Changes in the genetic composition of a population when the number of individuals is reduced below the frequency of certain alleles within it. |
Genetic erosion |
Loss of genetic diversity between and within populations of the same species over time |
Genetic marker |
An allele |
Genetically modified organism |
(GMO) An organism whose genetic material has been deliberately altered (see also transgenic plant). |
Glossary open source software by M. Brampton