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DNA is the set of encrypted numbers that reflect the genetic makeup of a person. This can be used to identify and verify that person accurately. Also known in this field by other terms, such as DNA profiling, DNA typing, or genetic fingerprinting, DNA testing, accordingly, is the scientific process and technique employed to competently identify individuals through their respective DNA features.
In this technique, it uses repeat sequences which scientists describe as highly variable. These are what are known technically in this field as the variable number tandem repeats. Variable number tandem repeats loci are very similar between closely related humans, but so highly variable that unrelated individuals are extremely unlikely to have the same genetic makeup. First reported in’85 at England’s University of Leicester, this technique is now widely used in many countries across the globe.
The DNA testing process aptly begins by taking a sample of the DNA sample of a person. In doing so, the testers will collect samples of the person’s blood, saliva or semen. It may also be based on fluid or tissue from personal stuffs like the toothbrush. Or, it may also get samples from storage like sperm or biopsy tissue. But the most common among these procedures in collecting a sample of the person’s DNA is the use of the swab test.
Likewise samples obtained from relatives by blood can provide an indication of an individual’s profile. Also, human remains which had been previously profiled can also be obtained a sample DNA for testing purposes. The DNA profile is then compared against another sample to determine whether there is a genetic match.
Ultimately, there is good ground and valid claim to assert that these tests based on genetic sources can possibly and strongly establish evidence of genetic relationship. However, it is likewise noteworthy it is in this jurisdiction that based on legal precedents and on grounds of public policy, DNA testing disproving relationship cannot provide absolute certainty.
There may be occasions where one requires DNA testing. This is said to be the scientific process and technique to identify individuals based on their respective DNA features. To know more about it, simply visit DNAsoa.com.
Tags: Biochemistry and Molecular Biology, Bioinformatics, Biology, Biomolecules, DNA, DNA Testing, Forensic Science, Genetics, Health Issues, Science, Science in Society
Posted in Health Issues · November 10th, 2009 · Comments (0)
Under the law, legal paternity is the acknowledgment of the parental relationship between a man and a child. In common law, a child born to the wife during a marriage is the husband’s child, pursuant to the so called presumption of lawful paternity. The husband or father then is vested with complete rights, duties and obligations with respect to the child.
This presumption nevertheless can be refuted by contrary evidence. Jurisdictions differ widely on when a judgment establishing paternity or a support obligation based on the presumption can be set aside on the grounds that the husband was not in fact the father.
In this particular jurisdiction, whenever the paternity of the child is being put in issue, one party may rightfully seek redress from the courts through a petition for the determination of the paternity of putative fathers. A prosperous petition to the court will assign the paternity to a particular man who will be deemed for all intents and purposes as the father of the child. This court ruling will usually include awards for alimony or support for the child, vesting of legal rights to the child, and other appropriate rights such as visitation rights.
Once a father has established paternity and, if he wishes to be part of the child’s upbringing, he can effectively establish his parental rights with his child by filing a parenting plan. In the United States, under the law parents are required to file this plan with a district court. It outlines how the biological parents will share parental responsibilities on matters such as legal custody, physical custody which means parenting time or visitation, and medical insurance.
Note also that some laws on legal paternity assign full parental responsibility to fathers even in cases of women lying about contraception. The most notable in this respect is the employment of deceit such as oral sex followed by self artificial insemination as decided in the case of State of Louisiana versus Frisard, or statutory rape by the woman herself, as ruled in the case of Hermesmann versus Seyer.
There are occasions when fathers are not sure if the child they claim is his own. This is when legal paternity comes in handy to test the DNA features of the child that matches his. This will reassure the father if he has come to father a legitimate child. Simply visit DNAsoa.com to know more.
Tags: Biochemistry and Molecular Biology, Bioinformatics, Biology, Biomolecules, DNA, Forensic Science, Genetics, Health Issues, Legal Paternity, Science, Science in Society
Posted in Health Issues · November 10th, 2009 · Comments (0)