Chromosomal abnormality is well-defined as missing the extra portion of chromosomal DNA. Chromosomal abnormalities are categorized two groups they are numerical abnormalities and structural abnormalities. The example of numerical abnormalities is Down syndrome. A chromosome abnormality occurs when there is an error in cell division. There are two types of cell division they are mitosis and meiosis. The examples of the chromosome disorders are wolf -hirschhorn syndrome, Jacobsen syndrome, Angelman syndrome, Turner syndrome, Triple X syndrome, Williams syndrome etc.
Related Journals of Chromosomal Abnormalities