How to figure out blood type from parents. Label the two rows based on your fathers blood type. Ab parent x ab parent a b or ab child blood types also include an rh factor or. If both of your parents have an rh blood type such as o or ab you are also rh.
So the chance of alleles oo is 25 25 625 alleles aa is 75 75 5625 alleles ao is 75 25 1875. Mother with ab blood type can either pass the a or b allele to the baby. If one or both of your parents are rh you cannot tell whether you are or without a test.
For example if your father has type ab blood enter a to the left the first column and b to the left of the second column. If both parents are rh negative then theres a 100 chance for an rh blood type. Rh positive rh and negative rh blood types.
If one parent has a and another has ab they can either produce a child with a b or ab blood types. For this example in the upper left box you will get aa. Simply fill in the required fields of the blood type calculator by selecting the blood type of the childs mother and father.
If one parent is rh positive and the other rh negative then theres a 75 chance for an rh and 25 chance for an rh blood type. You are asked to input the blood group of the biological mother and father plus mention for each of them whether it is rh positive or negative. If both parents belong to the blood group o the child will also belong to the o blood group.
Two parents with b blood type can produce a child with either b or o blood type. After clicking the calculate button the blood group calculator will display the probability of your childs future blood group in the form of percentages. Combine the column with the row to find the possible blood types.
If one parent has a and another has o they can either produce a child with a or o blood types. One parent with a and another with b can produce a child with a b ab or o blood types. This tool is based on theoretical principles and helps you reveal your possible blood types according to your parents blood types.
If both parents are rh positive then theres a 9375 chance for an rh and 675 chance for an rh blood type.
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