The skin consists of two quite different layers: (1) the epidermis, a superficiallayer of stratified epithelium that develops from ectoderm, and (2) the dermis, or corium, an underlying layer of connective tissue that is largely mesodermal in origin. The dermis makes up the bulk of the skin.
Answer by Aadelman. Confidence votes 169. No. A D&B D-U-N-SÂ® Number is a unique, 9-digit business identification number issued by Dun & Bradstreet, while a federal tax id number or EIN is a separate business identification number issued by the IRS.
A federal Employer Identification Number (is commonly abbreviated EIN) is the tax ID number the Internal Revenue Service issues to employers. All employers must have an EIN. Also it should have and businesses and nonprofit organizations. This number should appear on your pay stub. It must appear on your 2010 IRS W-2 form in b section.