Creating your own DNA fingerprint helps you to learn about DNA. This process takes about an hour to put together and overnight to set. You need a DNA sample, beakers, a laboratory, restriction enzymes, a gel tray, an ele... More »

It is possible to use fingerprints to track criminals, locate missing persons and to identify someone's DNA. Some banks also offer fingerprint access to accounts. More »

Twins do not have the same fingerprints, according to Earthsky Communications. Even identical twins, who have the same DNA, have different fingerprints although their fingerprints are more similar than those of two unrel... More » Health Diagnostics & Imaging

To obtain DNA for DNA fingerprinting, a sample of cells from skin, hair, blood, saliva or semen is collected. The white blood cells from the sample are broken open using detergent, and then the usable DNA is separated fr... More » Science Forensic Science

No scientific methods can determine the length of time for which a fingerprint lasts on an object. There are many factors that determine how long a fingerprint lasts on any surface or object, with environmental condition... More »

A buccal swab test is a method of collecting DNA samples. According to the Laboratory Corporation of America, DNA samples are collected by rubbing the inside of the mouth with cotton-tipped swab. Unlike obtaining DNA fro... More » Science Forensic Science

Regular fingerprinting methods conduct tests and make records of finger and thumb prints of an individual, while DNA fingerprinting tests the deoxyribonucleic acid of a person, which is located within the nucleus of all ... More »