At the heart of DNA testing is the molecule DNA. It carries our genetic code and determines traits from eye colour to aspects of our personalities. Every cell in our bodies - from heart to skin, blood to bone - contains a complete set of our DNA.
On behalf of the Department of the Navy (DON), every day over 1,200 Special Agents, more than 900 other civilian professionals, and 200-plus military members work around the globe to prevent terrorism, protect secrets, and reduce crime.
5. The CIA has a security review procedure, so does the NSA (which hired Edward snowden...whoops) so does the US Army. They ALL investigate every area of your life, family, friends, finances, criminal history, drug use, and the CIA does polygraphs. The Army does to for TS and above clearances.