Introgression
- Pronunciation
- /in-troh-GREH-shun/
- Category
- Genetics
- Singular
- Introgression
- Plural
- Introgressions
Definition
The transfer of genetic material from one species into another through hybridization or crossbreeding.
Etymology
From Latin 'intro-', meaning 'within', and 'gressio', meaning 'a stepping'.
Example
Introgression between populations of different species can lead to the introduction of new genes into a population.
Related Terms
- Hybridization
- Gene flow
- Speciation
Usage Notes
Introgression can be a significant evolutionary force, particularly in situations where populations are geographically close.