Definition(s)
- A
chromosome abnormality in which material from one chromosome is inserted
into another nonhomologous chromosome; a mutation in which a segment of DNA
is inserted into a gene or other segment of DNA, potentially disrupting the
coding sequence
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Definition from: GeneReviews
from the University of Washington and the National Center for Biotechnology Information
- Insertion is a type of mutation involving the addition of genetic material. An insertion mutation can be small, involving a single extra DNA base pair, or large, involving a piece of a chromosome.
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Definition from: Talking Glossary of Genetic Terms
from the National Human Genome Research Institute
Related discussion in the Handbook
See also Understanding Medical Terminology.