The X and Y chromosomes, also known as the sex chromosomes, determine the biological sex of an individual: females inherit an X chromosome from the father for a XX genotype, while males inherit a Y chromosome from the father for a XY genotype (mothers only pass on X chromosomes).
Virginia Department of Taxation Customer Support Service Phone Number The customer support phone number of Virginia Department of Taxation is +1-(804) 367-8031, (804) 367-2486, (804) 440-5100 (Click phone number to call).
1 Consult with the VA Certifying Officialâwho is usually in the Registrarâs or Financial Aid officeâat the school of your choice. This official has application forms and can help you apply.  Call 1-888-GI BILL-1 (888-442-4551) to have the application mailed to you.