![How many blood types exist including the positive and negative factors?](https://www.gkseries.com/blog/wp-content/uploads/2022/01/How-many-blood-types-exist-including-the-positive-and-negative-factors.png)
Q. How many blood types exist including the positive and negative factors?
A. 3
B. 4
C. 8
D. 6
Answer: 8
A. 3
B. 4
C. 8
D. 6
Answer: 8
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