Are there any other probabilities for an O blood typed kid other than O & O parents?
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I was watching a Ted-Ed video about blood types.
It said that an O kid is only possible for O & O parents. I want to make sure of that fact, and to know whether it's related to only and specifically parents or not.
If an O+ individual has an O+ mother what are the probabilities for the blood type of his biological father?
blood-tests blood-donation blood-type
add a comment |
I was watching a Ted-Ed video about blood types.
It said that an O kid is only possible for O & O parents. I want to make sure of that fact, and to know whether it's related to only and specifically parents or not.
If an O+ individual has an O+ mother what are the probabilities for the blood type of his biological father?
blood-tests blood-donation blood-type
Welcome to MedicalSciences.SE! Please take the tour and read the help center. For reasons mentioned in this post and in How to Ask, we require prior research information when asking questions. See this list of helpful resources. Please help us to help you and edit your question to provide more information on what you have read on this subject, what made you are ask this question, and any problems you are having understanding your research. If you found nothing, what did you Google?
– LangLangC
Jan 19 at 12:43
I guess I found the video you've mentioned; there "O and O parents" refers to the allele that each parent transfers. As stated in my answer, this allele can be present in O, A or B blood types.
– practiZ
Jan 19 at 14:20
Well thanks for the clarification, that cleared it out for me.
– user597368
Jan 19 at 14:38
add a comment |
I was watching a Ted-Ed video about blood types.
It said that an O kid is only possible for O & O parents. I want to make sure of that fact, and to know whether it's related to only and specifically parents or not.
If an O+ individual has an O+ mother what are the probabilities for the blood type of his biological father?
blood-tests blood-donation blood-type
I was watching a Ted-Ed video about blood types.
It said that an O kid is only possible for O & O parents. I want to make sure of that fact, and to know whether it's related to only and specifically parents or not.
If an O+ individual has an O+ mother what are the probabilities for the blood type of his biological father?
blood-tests blood-donation blood-type
blood-tests blood-donation blood-type
edited Jan 19 at 16:20
Kate Gregory
2,365932
2,365932
asked Jan 19 at 7:16
user597368user597368
133
133
Welcome to MedicalSciences.SE! Please take the tour and read the help center. For reasons mentioned in this post and in How to Ask, we require prior research information when asking questions. See this list of helpful resources. Please help us to help you and edit your question to provide more information on what you have read on this subject, what made you are ask this question, and any problems you are having understanding your research. If you found nothing, what did you Google?
– LangLangC
Jan 19 at 12:43
I guess I found the video you've mentioned; there "O and O parents" refers to the allele that each parent transfers. As stated in my answer, this allele can be present in O, A or B blood types.
– practiZ
Jan 19 at 14:20
Well thanks for the clarification, that cleared it out for me.
– user597368
Jan 19 at 14:38
add a comment |
Welcome to MedicalSciences.SE! Please take the tour and read the help center. For reasons mentioned in this post and in How to Ask, we require prior research information when asking questions. See this list of helpful resources. Please help us to help you and edit your question to provide more information on what you have read on this subject, what made you are ask this question, and any problems you are having understanding your research. If you found nothing, what did you Google?
– LangLangC
Jan 19 at 12:43
I guess I found the video you've mentioned; there "O and O parents" refers to the allele that each parent transfers. As stated in my answer, this allele can be present in O, A or B blood types.
– practiZ
Jan 19 at 14:20
Well thanks for the clarification, that cleared it out for me.
– user597368
Jan 19 at 14:38
Welcome to MedicalSciences.SE! Please take the tour and read the help center. For reasons mentioned in this post and in How to Ask, we require prior research information when asking questions. See this list of helpful resources. Please help us to help you and edit your question to provide more information on what you have read on this subject, what made you are ask this question, and any problems you are having understanding your research. If you found nothing, what did you Google?
– LangLangC
Jan 19 at 12:43
Welcome to MedicalSciences.SE! Please take the tour and read the help center. For reasons mentioned in this post and in How to Ask, we require prior research information when asking questions. See this list of helpful resources. Please help us to help you and edit your question to provide more information on what you have read on this subject, what made you are ask this question, and any problems you are having understanding your research. If you found nothing, what did you Google?
– LangLangC
Jan 19 at 12:43
I guess I found the video you've mentioned; there "O and O parents" refers to the allele that each parent transfers. As stated in my answer, this allele can be present in O, A or B blood types.
– practiZ
Jan 19 at 14:20
I guess I found the video you've mentioned; there "O and O parents" refers to the allele that each parent transfers. As stated in my answer, this allele can be present in O, A or B blood types.
– practiZ
Jan 19 at 14:20
Well thanks for the clarification, that cleared it out for me.
– user597368
Jan 19 at 14:38
Well thanks for the clarification, that cleared it out for me.
– user597368
Jan 19 at 14:38
add a comment |
1 Answer
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If a child has blood type O, it means both his alleles are recessive (since A and B are dominant over O); one of them he gets from their mother, and the other one from their father. That means that the father must have at least one recessive allele that he transfers to the offspring; so the possibilities of the father's genotype are OO, AO or BO.
As for the Rh inheritance, it is pretty much the same: positive allele is dominant over negative. So in order for somebody's phenotype to be expressed as positive, the child only needs one positive allele. We only know that the mother is Rh+, so likewise her genotype is either Pos/Pos or Pos/Neg. Therefore she either donates her Pos allele to the offspring - in this case, it absolutely does not matter what the child receives from his father; or she transfers her Neg - here, the child has to get a Pos from his father, which leaves the father with possible genotypes Pos/Pos or Pos/Neg.
Some pretty accurate additional info at:
https://en.wikipedia.org/wiki/ABO_blood_group_system
https://en.wikipedia.org/wiki/Rh_blood_group_system
So the genotype is only what matters, I mean can the father in this case have A or B blood types?
– user597368
Jan 19 at 8:51
@user597368 blood types are named after genotypes that code for them: blood type A has either AA or A0 genotype, B is either BB or B0, 0 is 00, and AB is pretty much self explanatory. And generally speaking - yes - just as anything in your body, the expression of certain trait depends on its gene.
– practiZ
Jan 19 at 9:54
Welcome to MedicalSciences.SE. We work differently to most SE sites, where we have a strict policy that all answers should be backed up with reliable references so that the answer can be independently verified, regardless of the reader's background. See this list of reliable sources. If you still have trouble with this, feel free to visit the help center or Medical Sciences Meta. Unreferenced claims can lead to answers being deleted.
– Chris Rogers
Jan 19 at 23:47
2
This is not necessarily the case (if a child has blood type O, it means both his alleles are recessive). What it means is that the child's blood doesn't have the oligosaccharide antigens of any of the many A or B types. There are many reasons this could occur, most commonly, the genes for the enzymes that produce those antigens are not present (i.e., both alleles are recessive), but it's not necessarily that simple. This is why blood type is not a good way to rule out paternity.
– De Novo
Jan 24 at 0:32
add a comment |
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If a child has blood type O, it means both his alleles are recessive (since A and B are dominant over O); one of them he gets from their mother, and the other one from their father. That means that the father must have at least one recessive allele that he transfers to the offspring; so the possibilities of the father's genotype are OO, AO or BO.
As for the Rh inheritance, it is pretty much the same: positive allele is dominant over negative. So in order for somebody's phenotype to be expressed as positive, the child only needs one positive allele. We only know that the mother is Rh+, so likewise her genotype is either Pos/Pos or Pos/Neg. Therefore she either donates her Pos allele to the offspring - in this case, it absolutely does not matter what the child receives from his father; or she transfers her Neg - here, the child has to get a Pos from his father, which leaves the father with possible genotypes Pos/Pos or Pos/Neg.
Some pretty accurate additional info at:
https://en.wikipedia.org/wiki/ABO_blood_group_system
https://en.wikipedia.org/wiki/Rh_blood_group_system
So the genotype is only what matters, I mean can the father in this case have A or B blood types?
– user597368
Jan 19 at 8:51
@user597368 blood types are named after genotypes that code for them: blood type A has either AA or A0 genotype, B is either BB or B0, 0 is 00, and AB is pretty much self explanatory. And generally speaking - yes - just as anything in your body, the expression of certain trait depends on its gene.
– practiZ
Jan 19 at 9:54
Welcome to MedicalSciences.SE. We work differently to most SE sites, where we have a strict policy that all answers should be backed up with reliable references so that the answer can be independently verified, regardless of the reader's background. See this list of reliable sources. If you still have trouble with this, feel free to visit the help center or Medical Sciences Meta. Unreferenced claims can lead to answers being deleted.
– Chris Rogers
Jan 19 at 23:47
2
This is not necessarily the case (if a child has blood type O, it means both his alleles are recessive). What it means is that the child's blood doesn't have the oligosaccharide antigens of any of the many A or B types. There are many reasons this could occur, most commonly, the genes for the enzymes that produce those antigens are not present (i.e., both alleles are recessive), but it's not necessarily that simple. This is why blood type is not a good way to rule out paternity.
– De Novo
Jan 24 at 0:32
add a comment |
If a child has blood type O, it means both his alleles are recessive (since A and B are dominant over O); one of them he gets from their mother, and the other one from their father. That means that the father must have at least one recessive allele that he transfers to the offspring; so the possibilities of the father's genotype are OO, AO or BO.
As for the Rh inheritance, it is pretty much the same: positive allele is dominant over negative. So in order for somebody's phenotype to be expressed as positive, the child only needs one positive allele. We only know that the mother is Rh+, so likewise her genotype is either Pos/Pos or Pos/Neg. Therefore she either donates her Pos allele to the offspring - in this case, it absolutely does not matter what the child receives from his father; or she transfers her Neg - here, the child has to get a Pos from his father, which leaves the father with possible genotypes Pos/Pos or Pos/Neg.
Some pretty accurate additional info at:
https://en.wikipedia.org/wiki/ABO_blood_group_system
https://en.wikipedia.org/wiki/Rh_blood_group_system
So the genotype is only what matters, I mean can the father in this case have A or B blood types?
– user597368
Jan 19 at 8:51
@user597368 blood types are named after genotypes that code for them: blood type A has either AA or A0 genotype, B is either BB or B0, 0 is 00, and AB is pretty much self explanatory. And generally speaking - yes - just as anything in your body, the expression of certain trait depends on its gene.
– practiZ
Jan 19 at 9:54
Welcome to MedicalSciences.SE. We work differently to most SE sites, where we have a strict policy that all answers should be backed up with reliable references so that the answer can be independently verified, regardless of the reader's background. See this list of reliable sources. If you still have trouble with this, feel free to visit the help center or Medical Sciences Meta. Unreferenced claims can lead to answers being deleted.
– Chris Rogers
Jan 19 at 23:47
2
This is not necessarily the case (if a child has blood type O, it means both his alleles are recessive). What it means is that the child's blood doesn't have the oligosaccharide antigens of any of the many A or B types. There are many reasons this could occur, most commonly, the genes for the enzymes that produce those antigens are not present (i.e., both alleles are recessive), but it's not necessarily that simple. This is why blood type is not a good way to rule out paternity.
– De Novo
Jan 24 at 0:32
add a comment |
If a child has blood type O, it means both his alleles are recessive (since A and B are dominant over O); one of them he gets from their mother, and the other one from their father. That means that the father must have at least one recessive allele that he transfers to the offspring; so the possibilities of the father's genotype are OO, AO or BO.
As for the Rh inheritance, it is pretty much the same: positive allele is dominant over negative. So in order for somebody's phenotype to be expressed as positive, the child only needs one positive allele. We only know that the mother is Rh+, so likewise her genotype is either Pos/Pos or Pos/Neg. Therefore she either donates her Pos allele to the offspring - in this case, it absolutely does not matter what the child receives from his father; or she transfers her Neg - here, the child has to get a Pos from his father, which leaves the father with possible genotypes Pos/Pos or Pos/Neg.
Some pretty accurate additional info at:
https://en.wikipedia.org/wiki/ABO_blood_group_system
https://en.wikipedia.org/wiki/Rh_blood_group_system
If a child has blood type O, it means both his alleles are recessive (since A and B are dominant over O); one of them he gets from their mother, and the other one from their father. That means that the father must have at least one recessive allele that he transfers to the offspring; so the possibilities of the father's genotype are OO, AO or BO.
As for the Rh inheritance, it is pretty much the same: positive allele is dominant over negative. So in order for somebody's phenotype to be expressed as positive, the child only needs one positive allele. We only know that the mother is Rh+, so likewise her genotype is either Pos/Pos or Pos/Neg. Therefore she either donates her Pos allele to the offspring - in this case, it absolutely does not matter what the child receives from his father; or she transfers her Neg - here, the child has to get a Pos from his father, which leaves the father with possible genotypes Pos/Pos or Pos/Neg.
Some pretty accurate additional info at:
https://en.wikipedia.org/wiki/ABO_blood_group_system
https://en.wikipedia.org/wiki/Rh_blood_group_system
edited Jan 23 at 18:43
answered Jan 19 at 8:42
practiZpractiZ
1595
1595
So the genotype is only what matters, I mean can the father in this case have A or B blood types?
– user597368
Jan 19 at 8:51
@user597368 blood types are named after genotypes that code for them: blood type A has either AA or A0 genotype, B is either BB or B0, 0 is 00, and AB is pretty much self explanatory. And generally speaking - yes - just as anything in your body, the expression of certain trait depends on its gene.
– practiZ
Jan 19 at 9:54
Welcome to MedicalSciences.SE. We work differently to most SE sites, where we have a strict policy that all answers should be backed up with reliable references so that the answer can be independently verified, regardless of the reader's background. See this list of reliable sources. If you still have trouble with this, feel free to visit the help center or Medical Sciences Meta. Unreferenced claims can lead to answers being deleted.
– Chris Rogers
Jan 19 at 23:47
2
This is not necessarily the case (if a child has blood type O, it means both his alleles are recessive). What it means is that the child's blood doesn't have the oligosaccharide antigens of any of the many A or B types. There are many reasons this could occur, most commonly, the genes for the enzymes that produce those antigens are not present (i.e., both alleles are recessive), but it's not necessarily that simple. This is why blood type is not a good way to rule out paternity.
– De Novo
Jan 24 at 0:32
add a comment |
So the genotype is only what matters, I mean can the father in this case have A or B blood types?
– user597368
Jan 19 at 8:51
@user597368 blood types are named after genotypes that code for them: blood type A has either AA or A0 genotype, B is either BB or B0, 0 is 00, and AB is pretty much self explanatory. And generally speaking - yes - just as anything in your body, the expression of certain trait depends on its gene.
– practiZ
Jan 19 at 9:54
Welcome to MedicalSciences.SE. We work differently to most SE sites, where we have a strict policy that all answers should be backed up with reliable references so that the answer can be independently verified, regardless of the reader's background. See this list of reliable sources. If you still have trouble with this, feel free to visit the help center or Medical Sciences Meta. Unreferenced claims can lead to answers being deleted.
– Chris Rogers
Jan 19 at 23:47
2
This is not necessarily the case (if a child has blood type O, it means both his alleles are recessive). What it means is that the child's blood doesn't have the oligosaccharide antigens of any of the many A or B types. There are many reasons this could occur, most commonly, the genes for the enzymes that produce those antigens are not present (i.e., both alleles are recessive), but it's not necessarily that simple. This is why blood type is not a good way to rule out paternity.
– De Novo
Jan 24 at 0:32
So the genotype is only what matters, I mean can the father in this case have A or B blood types?
– user597368
Jan 19 at 8:51
So the genotype is only what matters, I mean can the father in this case have A or B blood types?
– user597368
Jan 19 at 8:51
@user597368 blood types are named after genotypes that code for them: blood type A has either AA or A0 genotype, B is either BB or B0, 0 is 00, and AB is pretty much self explanatory. And generally speaking - yes - just as anything in your body, the expression of certain trait depends on its gene.
– practiZ
Jan 19 at 9:54
@user597368 blood types are named after genotypes that code for them: blood type A has either AA or A0 genotype, B is either BB or B0, 0 is 00, and AB is pretty much self explanatory. And generally speaking - yes - just as anything in your body, the expression of certain trait depends on its gene.
– practiZ
Jan 19 at 9:54
Welcome to MedicalSciences.SE. We work differently to most SE sites, where we have a strict policy that all answers should be backed up with reliable references so that the answer can be independently verified, regardless of the reader's background. See this list of reliable sources. If you still have trouble with this, feel free to visit the help center or Medical Sciences Meta. Unreferenced claims can lead to answers being deleted.
– Chris Rogers
Jan 19 at 23:47
Welcome to MedicalSciences.SE. We work differently to most SE sites, where we have a strict policy that all answers should be backed up with reliable references so that the answer can be independently verified, regardless of the reader's background. See this list of reliable sources. If you still have trouble with this, feel free to visit the help center or Medical Sciences Meta. Unreferenced claims can lead to answers being deleted.
– Chris Rogers
Jan 19 at 23:47
2
2
This is not necessarily the case (if a child has blood type O, it means both his alleles are recessive). What it means is that the child's blood doesn't have the oligosaccharide antigens of any of the many A or B types. There are many reasons this could occur, most commonly, the genes for the enzymes that produce those antigens are not present (i.e., both alleles are recessive), but it's not necessarily that simple. This is why blood type is not a good way to rule out paternity.
– De Novo
Jan 24 at 0:32
This is not necessarily the case (if a child has blood type O, it means both his alleles are recessive). What it means is that the child's blood doesn't have the oligosaccharide antigens of any of the many A or B types. There are many reasons this could occur, most commonly, the genes for the enzymes that produce those antigens are not present (i.e., both alleles are recessive), but it's not necessarily that simple. This is why blood type is not a good way to rule out paternity.
– De Novo
Jan 24 at 0:32
add a comment |
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Welcome to MedicalSciences.SE! Please take the tour and read the help center. For reasons mentioned in this post and in How to Ask, we require prior research information when asking questions. See this list of helpful resources. Please help us to help you and edit your question to provide more information on what you have read on this subject, what made you are ask this question, and any problems you are having understanding your research. If you found nothing, what did you Google?
– LangLangC
Jan 19 at 12:43
I guess I found the video you've mentioned; there "O and O parents" refers to the allele that each parent transfers. As stated in my answer, this allele can be present in O, A or B blood types.
– practiZ
Jan 19 at 14:20
Well thanks for the clarification, that cleared it out for me.
– user597368
Jan 19 at 14:38