bn:00063464n
Noun Concept
Categories: Chromosomal abnormalities
EN
polysomy  Polysectomy  polysomic inheritance
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EN
Polysomy is a condition found in many species, including fungi, plants, insects, and mammals, in which an organism has at least one more chromosome than normal, i.e., there may be three or more copies of the chromosome rather than the expected two copies. Wikipedia
abnormal multiples of one or more chromosomes Wikidata
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