How is it possible that my daughter is blood type O negative if I

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Both of my parents have O+ blood type. My brother is O+, but I'm B+. My parents told me it's because my grandfather on my dad's side is B+, and her mom

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How is it possible that my daughter is blood type O negative if I am O positive & her father is A positive? - Quora

If neither of my parents have O+ as their blood type, how am I O+? - Quora

Can o positive blood be given to o negative patient? - Quora

If the father is O negative, and the mother is A positive, can the child be A negative? - Quora

My child doesn't look like me and he is O positive. I am O negative and the mother is A positive. What do I do? - Quora

If a mother is AB+ and a father is O negative, what blood type will their child have? - Quora

How does my daughter have O+ blood type when I have A+, and her father is type O+? - Quora

If a child has type O blood then what blood type might the parent have? - Quora

It's important to know your blood type, Article