# What happens if mom and Dad have O Negative blood?

## What happens if mom and Dad have O Negative blood?

In this case, the most likely explanation is that dad is a carrier for being Rh- and mom is a carrier for blood type O. What happened was that dad and mom each passed both an O and an Rh negative to the baby. The end result is an O negative child. Each of their kids has around a 1 in 8 chance of having O negative blood.

## Can a parent have a negative blood type?

If one parent has A and another has AB, they can either produce a child with A, B or AB blood types. If one parent has A and another has O, they can either produce a child with A or O blood types. Rh Positive (Rh+) and Negative (Rh-) Blood Types

What happens if a mother and father are O +?

A mother is O+ and the father is o+, what would the child be? Both parents have two genes for O type blood (we know this because O is recessive. If they had an A or B gene, they wouldn’t be type O). Both parents have at least one Rhesus + gene each. They might have two, we can’t tell. They might be O+O+, or O+O- each.

### Can a positive parent have an O Baby?

An O positive parent and an A positive parent have a 75% chance of having an A baby and a 25% chance of having an O baby. There is a 93.75% chance baby will be positive and a 6.25% chance baby will be negative.

### Can a father with an AB blood group give his baby an O blood group?

Mother with AB blood type can either pass the A or B allele to the baby. Likewise, a father with O blood type can only pass O allele to the baby. If both parents belong to the blood group O, the child will also belong to the O blood group. Two A blood group parents can give their child either A or O blood group.

What kind of blood type does the father have?

Any of the two. The father has OO+ type so the child will inherit O from the father. The mother has either AA+ or AO+ so the child might be AO+ or OO+. My mother’s blood type is O+, my father’s is A+, my sister’s is O+ and mine is B+.

If one parent has A and another has AB, they can either produce a child with A, B or AB blood types. If one parent has A and another has O, they can either produce a child with A or O blood types. Rh Positive (Rh+) and Negative (Rh-) Blood Types

Mother with AB blood type can either pass the A or B allele to the baby. Likewise, a father with O blood type can only pass O allele to the baby. If both parents belong to the blood group O, the child will also belong to the O blood group. Two A blood group parents can give their child either A or O blood group.

#### Can a parent have an O or Rh blood type?

If one parent has A and another has O, they can either produce a child with A or O blood types. Rh Positive (Rh+) and Negative (Rh-) Blood Types The Rh (+/-) factor is inherited separately from the ABO blood types.

#### How are blood group O + offspring produce from A + and B +?

For example, two O blood type parents can produce a child with only O blood type. Two parents with A blood type can produce a child with either A or O blood types. Two parents with B blood type can produce a child with either B or O blood type.

Can a father’s blood type be an O positive?

BTW, if your father’s or mother’s blood type was performed in the army, just because it says “A Positive” on his dog tags or “O positive” on hers, that is not necessarily the truth. For many years, the military would do blood typing with large glass plates.

## What happens when you have an O Negative child?

The end result is an O negative child. Each of their kids has around a 1 in 8 chance of having O negative blood. This is possible because both O and Rh- are something called recessive traits. This means they can hide out in your DNA without you even knowing it. Until you have a baby with that trait that is…

## What happens when a woman with blood type O is pregnant?

This is exactly what happens when a woman with blood type O is pregnant. During pregnancy, mothers with blood type O reject other blood groups. This may lead to antigenic reactions with a fetus whose blood type is not O, which results in an increase in levels of bilirubin in infants. This, in turns, lead to jaundice in newborns.

Can a person with O + and O-parents marry?

“D” or Rh positive is the dominant factor and “d” or Rh negative is the recessive factor. Two people with Blood Type O+ (positive) CAN marry; there is no issue RE both individuals having the same blood type. Any Blood Type (A, B, AB, O) can marry any Blood Type and produce healthy children.

### Can a person have a negative blood type during pregnancy?

Negative Blood Type During Pregnancy. Negative blood type in pregnancy does not always pose a threat to the fetus. In a situation where partners have a negative blood type the babe also has Rhesus negative factor, the blood of the fetus and the mother are similar, the conflict will not arise.

### Are there any problems with an O positive blood type?

If “yes”, you definitely should be aware of O positive blood type and pregnancy problems — such as hyperbilirubinemia (jaundice) — that could affect your baby. One Indonesian mum — Dorinda Dewanti — learned about O positive blood type and pregnancy problems the hard way.