They are the cells and how they are all lined up. There are different types of blood groups including positive and negative and A, B, AB, and O.
The A-B-O system is a means of classifying blood by the antigens located on the surface of the red blood cells and the antibodies circulating in the plasma.
The basis of grouping animals is to classify them. This provides an easy and organized way to study and learn about a species.
Yes this is blood grouping. The type of blood one has is directly related to their parents. If two people with type A blood have a child, That childs blood will be type A.
Evolution
Blood grouping is highly effective. In a way, each year many lives are saved thanks to blood transfusions only because of the blood grouping system; knowing the blood to infuse into someone that has been donated that will react accordingly to the newer hosts body is a result of the blood grouping system.
Grouping jobs on the basis of territory or geography.
Blood type grouping is very important because if infection occurs then the wrong grouping was used and then we have a problem. Transfusions, etc. It is essential to correctly identify the blood group.
nothing.....
pink rubber top testube for blood grouping
Karl Landsteiner
The answer is there are many possible sets of characteristics by which the governments can be grouped.
least rigorous apex approved :P
i dont no