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

Algebra ->  Probability-and-statistics -> 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       Log On


   



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) About Me  (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%.