Category:Down Syndrome - Trisomy 21

Down Syndrome (Trisomy 21) is a genetic, chromosomal condition. Chromosomes are structures found in every cell of the body that contain genetic material and are responsible for determining anything ranging from eye colour to height. Typically, each cell has 23 pairs of chromosomes. However, in individuals with Down syndrome, there is a full or partial extra copy of chromosome 21 in some, or all, cells. This is the page where you can find all of the pages relating to Down Syndrome (Trisomy 21).