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In a trisomy syndrome, an extra chromosome is present so that the individual has three of a particular chromosome instead of the normal pair.

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Is klinefelter's syndrome monosomy or trisomy?

A trisomy. A monosomy is when there is only one of a chromosome. A trisomy is when there are three of a chromosome. In Klinefelter's syndrome, there are three sex chromosomes.


What is another name for trisomy-21, commonly known as Down syndrome?

Another name for trisomy-21, commonly known as Down syndrome, is trisomy 21.


What trisomy causes Down syndrome?

Well, honey, Down syndrome is caused by an extra copy of chromosome 21, also known as trisomy 21. It's like having a bonus chromosome that messes with the genetic party. So, to put it simply, trisomy 21 is the culprit behind Down syndrome.


What is the relationship between trisomy 21 and Down syndrome?

Trisomy 21 is down's syndrome, which is an extra copy of chromosome 21


What are alternative names for Patau syndrome?

Patau's Syndrome Trisomy 13 Syndrome Trisomy D Syndrome Trisomie 13 Trisomee Trisome Trisomic Chromosomal Abnormalities, Chromosome Anomalies, Disorder Fetal Aneuploidy


What is Edwards' syndrome also called?

Trisomy 18 syndrome


What is Trisomy 18 syndrome also called?

Edwards' syndrome


Which of the following are example(s) of trisomy---Turner Syndrome Down's Syndrome or Klinefelter's Syndrome?

Trisomy means having three copies of a chromosomes. Turner's syndrome is NOT an example of trisomy. Someone with Turner's syndrome has only one X chromosome. Down's syndrome IS an example of trisomy. Someone with Down's syndrome has 3 copies of chromosome 21. Klinefelter's syndrome is a tricky one. On one hand, it would be considered trisomy because they have 3 sex chromosomes. However, they are not all the SAME sex chromosomes. Someone with Klinefelter's has 2 X chromosomes and one Y chromosome.


Which congenital heart defects occur in trisomy 13 trisomy 18 and down syndrome?

Congenital heart defects are common in trisomy 13 (Patau syndrome), trisomy 18 (Edwards syndrome), and Down syndrome (trisomy 21). In trisomy 13, defects often include ventricular septal defects and atrioventricular canal defects. Trisomy 18 is frequently associated with ventricular septal defects and patent ductus arteriosus. Down syndrome typically presents with atrioventricular septal defects and ventricular septal defects as the most prevalent heart abnormalities.


When Having three copies of chromosomes 21 leads to a disorder known as trisomy 21 or more commonly as?

Down syndrome is trisomy 21


What is Downs Syndrome also called?

Trisomy 21


What is another name for trisomy 18?

Edward's syndrome