According to the state regulations, to do a paternity test, you need to fill out a judicial certificate. The judicial certificate has legal effect and can be recognized by the court, judicial organs and law firms. Then fill out the Application Form for DNA Appointment and Power of Attorney, and collect blood or bloodstain samples in order to enter the DNA testing program.
Paternity testing is a kind of identification using modern biotechnology and related technical means, through the extraction of blood, hair, oral epithelial cells and any other tissue samples of the human body to be analyzed, and ultimately determine the identity of the parties involved, blood and other relationships (mother and child/father and child, etc.). Paternity testing can be divided into personal paternity testing and judicial paternity testing, of which the results of the latter are often used in the public, prosecution, law and justice, such as household registration, property distribution, foreign visas, lawsuits and so on.
Expanded Information
Deoxyribonucleic acid (DNA) is an organic compound with a complex molecular structure. It is found in the nucleus of cells as a component of chromosomes. Functions as a store of genetic information.DNA molecule is huge and consists of nucleotides. The nitrogenous bases of nucleotides are adenine, guanine, cytosine and thymine; the pentose sugar is deoxyribose.
DNA paternity testing is the use of forensic science, biology and genetics theory and technology, from the offspring and the parent's morphological structure or physiological function of similar characteristics, analysis of genetic characteristics, to determine whether the parents and children are biological relationship. DNA paternity testing: also called paternity identification, is an important part of forensic evidence identification.
References:
Baidu Baidu Encyclopedia - DNA Paternity Testing