yes, the mother could o negative
Yes, a father with A negative blood can have a child with A positive blood. If he does, the mother must have a positive Rh factor, and the mother's blood type may be any of the possibilities.
B positive or negative or, O positive or negative.
No. Rh negative is a recessive gene. Positive people do not carry it.
This doesn't say much about the father - he can have any blood type, except AB. He can also be either Rh positive or negative.
No.
yes.
yes
no
95% not.
more than 99% not.
yes
No