transferrin An iron-binding protein that carries iron in the blood plasma. transferrin human iron-binding protein found in the BLOOD PLASMA that reduces the availability of iron to a PATHOGEN. Transferrin
Within 30 days of receipt of your shipment (including gifts), you may return any of the following items to Amazon.com, for any reason, for a full refund (we'll also refund the shipping cost if the return is a result of our error): 1  Any book in its original condition (or that we recommended and you didn't enjoy)
Answer Wiki. It really depends on the circumstance of the return request. If a buyer is trying to return something as a result of their own mistake, they may be required to pay for shipping. If the error was on the part of Amazon, they would reimburse you for the cost of shipping and/or potentially tell you to keep the item altogether.