SOLUTION: The gene for blood type A is dominant over the one for type O blood. To have type O blood, a child must inherit type O genes from both parents. If the parents of a child both have

SOLUTION: The gene for blood type A is dominant over the one for type O blood. To have type O blood, a child must inherit type O genes from both parents. If the parents of a child both have

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Question 923712: The gene for blood type A is dominant over the one for type O blood. To have type O blood, a child must inherit type O genes from both parents. If the parents of a child both have one blood A gene and one blood type O gene, what are the odds in favour of the child having type O blood?
Answer by richard1234(7193) (Show Source): You can put this solution on YOUR website!
Both parents must give the child the O gene, which occurs with probability 50% x 50% = 25%.
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