If my Mum has O+ blood, and my Dad has B+ blood, how can I have O- blood?

Subject: If my Mum has O+ blood, and my Dad has B+ blood, how can I have O- blood?

Date: Fri Apr 2 05:35:43 1999
Posted by Fraser Norton
Grade level: 10-12 School: Malmesbury School
City: Malmesbury State/Province: Wiltshire Country: England
Area of science: Medicine
ID: 923052943.Me

Message:



They are my biological parents!

Re: If my Mum has O+ blood, and my Dad has B+ blood, how can I have O- blood?

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