Give reasons for the following.
a. The oxygenated and deoxygenated blood in the heart do not get mixed.
b. A person with blood group O is called universal donor.
C. A person with blood group AB is called universal recipient.
d. For blood transfusion, the RBC antigens of the donor and recipients should match.
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Answer:
a) oxygenated blood carries by atries
and deoxygenated blood carries by veins
b) person who has blood group O can give to other groups also
c) AB blood group is very rare
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