Tag Archives: trisomy 21

A Short Discourse On Down Syndrome

October 12th, 2022
All cells in your body contain genes, which are made up of DNA, the molecule that holds the instructions for how your body grows, works and looks. Genes are contained in tiny, spaghetti-like structures called chromosomes inside the cell’s nucleus. Typically, there are 46 chromosomes in each cell, 23 that are passed on from your mother and 23 from your father. A baby born with Down syndrome has an extra copy of a specific chromosome: chromosome 21. This extra genetic…

Down Syndrome Defined

October 22nd, 2020
Generally speaking, people have 23 pairs of chromosomes for a total of 46 chromosomes. Chromosomes are rod-like structures on DNA that store your genes, the material that carries the instructions for inherited traits such as hair color, skin color, and height. For each pair of chromosomes, you get one from your mother and one from your father. A person with Down syndrome has a third copy of one chromosome, chromosome 21, instead of the usual pair. This extra copy of…