염색체 이상: 두 판 사이의 차이

23 바이트 추가됨 ,  8년 전
[[Chromosome instability syndrome]]s are a group of disorders characterized by chromosomal instability and breakage. They often lead to an increased tendency to develop certain types of malignancies.
 
==Inheritance유전==
Most대부분의 chromosome염색체이상은 abnormalities난자나 occur정자에서의 as사고에 an의해서 accident in the egg or sperm발생한다, and따라서 therefore이상은 the신체의 anomaly모든 is세포에서 present나타나게 in every cell of the body된다. Some그러나 anomalies,일부 however,이상은 can happen after conception, resulting in [[Mosaicism]] (where some cells have the anomaly and some do not). Chromosome염색체 anomalies이상은 can be inherited from a parent or be "[[de novo]]". This is why chromosome studies are often performed on parents when a child is found to have an anomaly. If the parents do not possess the abnormality it was not initially [[Biological inheritance|inherited]]; however it may be transmitted to subsequent generations.
 
== See also ==
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