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NAL Agricultural Thesaurus and Glossary
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aneuploidy
Definition
The chromosomal constitution of cells which deviate from the normal by the addition or subtraction of chromosomes, chromosome pairs, or chromosome fragments. In a normally diploid cell the loss of a chromosome pair is termed nullisomy, the loss of a single chromosome is monosomy, the addition of a chromosome pair is tetrasomy, the addition of a single chromosome is trisomy.
Definition Source
Medical Subject Headings 2012
Used For
aneuploids
Spanish
aneuploidia