Exercise for Quiz 3.docx - To Prepare for Quiz#3 and MT1(You will not be handing this in to me – it’s an assignment to help you prepare for part of

Exercise for Quiz 3.docx - To Prepare for Quiz#3 and...

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To Prepare for Quiz #3 and MT1 (You will not be handing this in to me – it’s an assignment to help you prepare for part of Quiz 3 and for the first Midterm) (This assignment was adapted from the online resource below but has been modified) Copyright, 2010, by Drs. Jennifer Doherty and Ingrid Waldron, Department of Biology, University of Pennsylvania 1 Blood tests can help identify paternity and criminals and other factors. In order to understand how blood tests can be used, you need to understand blood types and genetics. Blood Types There are many different ways to classify blood types, but the most common blood type classification system is the ABO (said "A-B-O") system. There are four blood types in the ABO system: Type A, Type B, Type AB, and Type O. These blood types refer to different versions of carbohydrate molecules (complex sugars) which are present on the surface of red blood cells. People with : Have: Type A blood Type A carbohydrate molecules on their red blood cells Type B blood Type B carbohydrate molecules on their red blood cells Type AB blood Type A and B carbohydrate molecules on their red blood cells Type O blood Neither A nor B carbohydrate molecules on their red blood cells The Type A and Type B carbohydrate molecules are called antigens because they can stimulate the body to produce an immune response, including antibodies. Antibodies are special proteins that travel in the blood and help our bodies to destroy viruses or bacteria that may have infected our bodie 1 .
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Adapted from Figure 40.5 in Holt Biology
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