WHY is ab positive blood so rare. I have it, WHY is O also. I don't get it.

In response Stephanie Foster to her Publication

Yes I know ab negative is more rare, beyond that primary response in search inquiries, why is it.

In response Stephanie Foster to her Publication

You’re my blood sister!!

Wonder why they say it is app 3-4 percent of the populous.......

In response Yvonne McNeil to her Publication

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