How to explain that the blood of people of all nationalities and races has the same composition and is divided into four groups?
| April 13, 2021 | education
The blood of any person consists of water, plasma, and corpuscles: leukocytes, erythrocytes and platelets. According to the combination of agglutinogens (antigens that cause the formation of agglutinins in the body) in the blood and agglutinins (performs the agglutination reaction of blood cells, bacteria and a number of other antigenic particles) in the plasma, the blood of all people is divided into four groups.
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