Abnormalities in the structure of chromosomes within someone’s genetic makeup are called structural chromosomal abnormalities. Robertsonian translocations are very rare structural chromosomal ...

MONGOLISM is usually the result of trisomy of a small acrocentric chromosome in Group 21–22 in the Denver Classification. This is generally referred to as 21-trisomy. These patients have a somatic ...

Translocation is a genetic abnormality in which part of a chromosome moves to another chromosome. Chromosomes are genetic structures within cells that hold genes. When translocation occurs, it causes ...

Changes in either chromosome structure or number can occur during cell division. Each human has 46 chromosomes, 22 pairs of autosomes and 1 pair of sex chromosomes (XX: female or XY: male). During ...

Researchers at the Keck School of Medicine of the University of Southern California (USC) have identified a key mechanism that causes chromosomes within blood cells to break—an occurrence that marks ...