Mr. Nguyen Trong (40 years old, Hanoi) and his wife and children went to a general health check, the result of the blood type of his son was AB, his daughter was O, while he was blood type B, he suspected that he was not a child.intestine.
He stood still, in his heart full of sadness and suspicion, not understanding why the two children were not the same blood type with him.Two weeks of living in a short mood, the man decided to take his hair to take a DNA test to check the bloodstream.
The results confirmed that Mr. Trong and his child had blood relationships.He asked the examiner:"Why are 2 children my children but not the same blood type?".
To perform DNA tests, you can use hair form with hair roots, nails, toenails.(Photo: CGAT)
Ms. Nguyen Thi Nga, Director of the Center for DNA and genetic technology (Hanoi) said that the same blood type is not necessarily a father and son, while the blood type is different as Mr. Trong's case is the father and son..All of these are the consequences of genetic rules.
In fact, a child may have the same blood type with his parents but not always happening.For example, parents of blood type AB and O may produce blood type A or blood type B. These two blood types are certainly different from the blood type of their parents.As for the parents of group O, the child always carries the blood type O.
“Thus, not just the father and son will share blood type with children.This is also a common answer for many people to avoid unfortunate misunderstandings, affecting family relationships ”,”Ms. Nguyen Thi Nga, said.
The logical and intensive analysis from experts helps Mr. Trong realize the problem and ask for results at the center.However, the assessors said that the results will be stored in the center's records, not canceled.Customers can only cancel their own results.
Mr. Trong also admitted that because he was too suspicious, he made a decision that made his wife sad, and he himself felt regret for his actions.Returning home, the man tried to compensate for the mental injury that he had caused to his wife and children and promised to trust, and his wife nurtured happiness for the small home.
According to experts, blood type only to determine that blood relationship is not enough.DNA testing is the most accurate way to determine blood relationships.DNA testing is an analysis of DNA information in 23 pairs of chromosomes of two or more people to determine the genetic relationship.
DNA tests with 24 genes have high accuracy up to more than 99,99999%.To perform DNA tests, you can use the hairstyle with hair roots, nails, toenails, fingertips, mouth mucosa, umbilical cord of a newborn baby.