Genome Glossary and Acronyms
K
- Karyotype
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A photomicrograph of an individual's chromosomes arranged in a standard format showing the number, size, and shape of each chromosome type; used in low-resolution physical mapping to correlate gross chromosomal abnormalities with the characteristics of specific diseases.
- Kilobase (kb)
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Unit of length for DNA fragments equal to 1000 nucleotides.
- Knockout
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Deactivation of specific genes; used in laboratory organisms to study gene function.
See also: gene,locus,model organisms
Updated 26-Apr-07
