Autosomal Trisomy – Definiton

Autosomal Trisomy Definition Autosomal Trisomy is a chromosomal disorder in which there are three instead of the normal two copies of an autosome (nonsex chromosome). An autosomal trisomy may be complete (affect all cells) or mosaic (affect only some cells). The most commonly occurring complete autosomal trisomies that are survivable are those involving chromosomes 21, 18, […]

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