DNA, or deoxyribonucleic acid, is the hereditary material that determines legacy of eye color, hair color, and many other human and animal traits like stature, bone density, etc. DNA contains genetic information called genes, used in the development and functioning of all known living organism. Most DNA is placed in the cell nucleus but certain [...]

Performing DNA testing before birth is becoming more commonplace. Clinicians can do a genetic test with small samples of tissue or blood. If you are pregnant you and your partner and fetus can be tested for genes that could carry inherited illnesses. To perform genetic testing on a fetus, mothers undergo one of two tests. [...]