Most people think of A, B, AB and O when they hear the phrase “blood sorts.” These letters classify blood styles depending on whether pink blood cells possess the A antigen or B antigen. That is called the ABO technique. Immunity: It's been observed that those with B-beneficial blood teams https://dallastbyfr.webdesign96.com/37125760/the-2-minute-rule-for-b-plus-cubensis