O- can't donate to AB-
Since when?
shareO- can't donate whole blood, only blood cells.
If someone who is O- donates whole blood, including white blood cells, the white blood cells of the donor will attack the red blood cells of the recipient.
being the smartest doesn't mean know-it-all......far from it
sharebeing the smartest doesn't mean know-it-all...... Intelligence and knowledge are two different things
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