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Health
Blood Types
Inheritance of Blood Types
Mama Isabella has a blood type of O. Her son, Norman, has also a blood type of O. What is the blood type of Norman's father?
Responses
A
A
B
B
AB
AB
O
O
1 answer
Blood type O is recessive, so both the mother and the son have O blood type. This means the father must have at least one O allele. Therefore, the possible blood types for the father are A, B, or O.
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