Vi fant 2 definisjoner av trisomy 21 på engelsk.
Noun |
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| trisomy 21 - a congenital disorder caused by having an extra 21st chromosome; results in a flat face and short stature and mental retardation | ||
| mongolism, mongolianism, Down's syndrome, Down syndrome | ||
| trisomy chrosomal abnormality in which there is one more than the normal number of chromosomes in a cell | ||
Substantiv |
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| trisomy 21 - The presence of three copies of the 21st chromosome in the karyotype. |