yes it is possible,and this is much likely to occur during pregnancy,labor,and as well as through breast feeding.
Women who have given birth and breast fed their child, have a lower incidence of breast cancer.
You have not said positive to what. If you mean drugs then yes, if the child has taken drugs, been breast fed by someone on drugs or been exposed to secondary drug smoke etc.
No. The child must be type O.
It's unusual, but technically possible.
No. She did, however, have a child, and her breasts enlarged as a result of her pregnancy.
In that given scenario, the possible blood types of the child are: A-, A+, O+ and O-.So Yes, it is possible to have a child with A positive with 25%.
It is possible for there to be problems with a pregnancy. If mother's blood type is negative and the father's is positive, and the baby is positive, her blood type may begin to attack the child. Make sure she checks with her doctor regularly during a pregnancy.
Normally only experienced during pregnancy or directly after the birth of a child.