Yes this combination could cause problems for the baby it is called Rhesus Disease or RhD haemolytic disease of the new born. There are treatments available that should be discussed with your doctor. The problem occurs mostly not with the first baby that is Rh+ but the second one.
No
Yes. The father's phenotype is AO+*; the mother's is OO--.
possibility not
for sure
No they can not. two positives do not make a negative
no
If the mother is A negative, and the father is B positive, they could have children who are A negative, A positive, B negative, B positive, AB negative, AB positive, O negative, or O positive.
makes no difference.
If mother is Rh positive there will be no problem. Problem can arise when mother is negative and baby positive.
Yes.
No.
# yes, if father is + - for RH and mother - - (negative) or + - (positive); the father can generate sons A, B, or AB depending by mother's group.
no
yes
o positive
no
No