no, he has at least one - but the other half could be + or -
if baby is -- then both parents gave - meaning they both are one of these +- or --
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.
No.
yes.
B positive or negative or, O positive or negative.
yes
no
95% not.
if your child is negative, i would ask for a blood sample from the mailman
I'm not sure how negative or positive is determined, but a B mother and O father can have a B child.
Yes to both.
a-
No