Because the child's genetic makeup is determined at conception, a paternity test can be performed before the baby is even born. Blood draws from the mother and the father can be taken as early as 8 weeks into the pregnancy. The mother's blood draws contains all of the DNA of the fetus and some extra DNA from her own body, while the father's blood contains only his DNA. If you need to prove that someone is not the child's father, you can also take a sample after birth when no one can claim that they were misled about whose DNA was tested. Paternity tests are usually done between 3 days and 6 months after birth because it takes time to get all of your ducks in a row and have everything scheduled correctly. The short answer is yes, but it's not as simple as you might think. A paternity test can be done before the baby is born, but the results may not be accurate. A paternity test is a form of genetic testing used to determine whether a man is the biological father...