Question

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ᴡʜᴀᴛ ᴀʀᴇ ʙʟᴏᴏᴅ ɢʀᴏᴜᴘs ?​

Answer 1

Blood type is a classification of blood, based on the presence and absence of antibodies and inherited antigenic substances on the surface of red blood cells. These antigens may be proteins, carbohydrates, glycoproteins, or glycolipids, depending on the blood group system.

Answer 2

Answer:

ʜᴇʏ!!

Explanation:

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any of the various types of human blood whose antigen characteristics determine compatibility in transfusion. The best-known blood groups are those of the ABO system.

thanks for the points!♡