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Title: What is the most common blood type in the U.S. population? Post by: purpleberry on Apr 13, 2017 What is the most common blood type in the U.S. population?
A) type O- B) type B+ C) type AB- D) type O+ Title: Re: What is the most common blood type in the U.S. population? Post by: Khoshaba on Apr 13, 2017 Content hidden
Title: Re: What is the most common blood type in the U.S. population? Post by: purpleberry on Jun 13, 2017 Great answer, I've been needing this for a while :)
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