Which type of dominance is rh factor

Once again, Rho-GAM can prevent this from happening. Mother-fetus incompatibility problems can result with the ABO system also. However, they are very rare--less than.

The symptoms in newborn babies are usually jaundice , mild anemia, and elevated bilirubin levels. These problems in a baby are usually treated successfully without blood transfusions.

There are many variations of Rh blood types depending on which of the 45 Rh antigens are present. The most important of these antigens for mother-fetus incompatibility and transfusion problems apparently are D, C, c, E, and e.

All rights reserved. Human fetus in a mother's uterus the umbilical cord and placenta connect the fetus to its mother. Previous Topic. Return to Menu. The blood type is found as proteins on red blood cells and in body fluids. The Rh factor is a protein that is found on the covering of the red blood cells.

If the Rh factor protein is present on the cells, the person is Rh-positive. If there is no Rh factor protein, the person is Rh- negative. Blood Type Genetics and Compatibility. Blood Type Frequency U. What's your blood type? Don't know your blood type? Donate blood and call us hours after your donation to find out.

Become a Donor. OK now we are ready to tackle your particular question. All we need to do is say that your mom is AO and your dad is OO. To figure this out I am going to dust off the old Punnett square.

This is a very useful way to figure out the chances of a child getting a certain trait. This is easy in this case. Next you combine the squares to get each possible genotype for each child. Genotype just means the two versions that child has. Here is how we do the first one:. This first child got an A from mom and an O from dad. He or she is AO genetically which means A blood type. We can now fill in the rest of the square like so:.

As you can tell, half the square is AO and half is OO. It does not mean that if you have four kids, two will be AO and two will be OO click here for more on this.

That is a useful way to figure out the chances and all of the possibilities, but it is sometimes a bit too abstract.