Question

1) Who discovered 'Blood groups'?​

Answer 1

Hi buddy

Here is your answer

Karl Landsteiner

Answer 2

Answer:

Karl Landsteiner

Explanation:

The human ABO blood groups were discovered by Austrian-born American biologist Karl Landsteiner in 1901. Landsteiner found that there are substances in the blood, antigens and antibodies, that induce clumping of red cells when red cells of one type are added to those of a second type.

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