Paternity Test: How Does DNA Testing Work?
Browse articles:
Auto Beauty Business Culture Dieting DIY Events Fashion Finance Food Freelancing Gardening Health Hobbies Home Internet Jobs Law Local Media Men's Health Mobile Nutrition Parenting Pets Pregnancy Products Psychology Real Estate Relationships Science Seniors Sports Technology Travel Wellness Women's Health
Browse companies:
Automotive Crafts & Gifts Department Stores Electronics Fashion Food & Drink Health & Beauty Home & Garden Online Services Sports & Outdoors Subscription Boxes Toys, Kids & Baby Travel & Events

Paternity Test: How Does DNA Testing Work?

Finding the ancestry and determining the custody of a child are the commonly known reason why DNA testing is suggested.

When a situation arises to find the biological connection between child and father, paternity test comes in place. Finding the ancestry and determining the custody of a child are the commonly known reason why DNA testing is suggested. There are other traditional methods available to find the paternity. ABO blood group typing is one method where the inherited antigenic substances in the red blood cells are used to confirm the paternity. 

How does paternity test work?

To understand how the paternity test works, it is important to learn certain basics about DNA and Genes. Deoxyribonucleic acid commonly known as DNA is the home of all genetic instructions. Excluding certain viruses, all living beings use these instructions to develop organisms. While conception, baby brings together the DNA sequence from its parents, both mother and a father. By comparing the sequence of DNA, the source of the child’s cell can be identified.

Mitochondrial DNA is checked if mother is to be identified, since this DNA is inherited only from mother. In case of a male child to identify a father, Y chromosome is put under test since Y chromosome is inherited directly from father to child.

The benefits of paternity test:

Of course, foremost benefit of the paternity test is identifying the father of a child. Apart from that, paternity or DNA test brings in more valuable benefits.

  • DNA testing is the accurate method compared to other traditional methods to find biological father of a child
  • Ethnic background and genealogical history can be identified
  • When students need to obtain certain scholarships due to ethnic background, in absence of other valid proof, DNA test results are accepted as a proof of identification by Immigration authorities
  • Legally accepted method throughout the world including USA, UK, Canada to proof paternity. Helping in divorce cases.
  • Child identity fraud can be avoided. If happened, DNA testing is the only scientific solution that can help to save child and father.
  • More important aspect is the piece brought into the mind of the father and in turn growing trust between couple
  • Sample collection is not a difficult task since all cells in the human body contains the genetic material. Earlier days, blood was the commonly used medium for DNA testing. Nowadays the process has become much easier and more convenient. By rubbing the inner wall of the cheek, the sample is collected.

Do you know where these tests are being undertaken? There are specialized centers or testing companies where one can go and obtain necessary information. The best option available in today’s world is to apply for DNA testing online. Normally the companies send sample collection kit along with instruction manual. The sample need to be collected as instructed for further tests. One need to choose whether the company has the qualified and educated professionals to do DNA testing. It is important to get quality and accurate result since it involves emotional and psychological aspects of a child and parents. Cost is another factor one needs to consider while doing these tests. Researching well before choosing the professional or the company is very important to get appropriate results.


Need an answer?
Get insightful answers from community-recommended
in Genetics & DNA on Knoji.
Would you recommend this author as an expert in Genetics & DNA?
You have 0 recommendations remaining to grant today.
Comments (0)