[Answer] Which term describes the chromosomal abnormality of having three copies of a single chromosome?

Answer: trisomy
Which term describes the chromosomal abnormality of having three copies of a single chromosome?

Chromosomal abnormalities that lead to disease in humans include Turner syndrome results from a single X chromosome (45 X or 45 X0). Klinefelter syndrome the most common male chromosomal disease otherwise known as 47 XXY is caused by an extra X chromosome. Edwards syndrome is caused by trisomy (three copies) of chromosome 18.

Copy number variation (CNV) is a phenomenon in which sections of the genome are repeated and the number of repeats in the genome varies between individuals. Copy number variation is a type of structural variation: specifically it is a type of duplication or deletion event that affects a considerable number of base pairs.

Trisomy – Wikipedia

Chromosome abnormality – Wikipedia

Chromosome abnormality – Wikipedia

Trisomy – Wikipedia

Patau syndrome is a syndrome caused by a chromosomal abnormality in which some or all of the cells of the body contain extra genetic material from chromosome 13.The extra genetic material disrupts normal development causing multiple and complex organ defects. This can occur either because each cell contains a full extra copy of chromosome 13 (a disorder known as trisomy 13 or trisomy D or …

Thu Oct 25 2001 14:30:00 GMT-0400 (Eastern Daylight Time) ยท The primary result of mitosis and cytokinesis is the transfer of a parent cell’s genome into two daughter cells. The geno…

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