There are 10 passport offices in the city of Phoenix where citizens of the United States can apply for a new passport. The majority of facilities are located at local post offices. An acceptance agent at these locations will receive your application form and supporting documents, administer an oath and witness the signing of the form.
backcross. in experimental genetics, union between a heterozygote of the first generation and one of its parents or an organism genetically identical to one of its parents. double backcross the mating between a double heterozygote and a homozygote.n experimental genetics, union between a heterozygote of the first generation and one of its parents or an organism genetically identical to one of its parents. double backcross the mating between a double heterozygote and a homozygote.
04 August 2006. The first successful double back flip on a motorcycle was completed by Travis Pastrana (USA) at ESPN X Games 12 in Los Angeles, California, USA on 4 August 2006. All records listed on our website are current and up-to-date. For a full list of record titles, please use our Record Application Search.