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Doctor insights on: Autosomal Recessive Mode Of Inheritance

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How is autosomal recessive inheritance different?

How is autosomal recessive inheritance different?

Both parents: Autosomal recessive inheritance means that you have to inherit the gene from both parents. Some examples: cystic fibrosis, sickle cell disease. ...Read more

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What is the difference between autosomal dominant and autosomal recessive inheritance?

What is the difference between autosomal dominant and autosomal recessive inheritance?

2 copies of genes: We all have two copies of each gene in our chromosomes. In autosomal dominant conditions you only need one copy of the gene to have the disease. In autosomal recessive conditions you need two copies in order to have the disease. It is called recessive because people with only one copy do not have the disease, that is the conditions recedes or is hidden. ...Read more

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Can a pedigree trace autosomal recessive or autosomal dominant diseases?

Family tree: If you have enough information, a well filled out family tree can sometimes reveal patterns of inheritance. This includes autosomal recessive /dominant or x linked forms of inheritance. ...Read more

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Is leukemia an autosomal dominant or autosomal recessive condition?

Is leukemia an autosomal dominant or autosomal recessive condition?

Neither: Leukemia has a variety of factors of influence;however,it is not inherited as a simple autosomal recessive or dominant trait. ...Read more

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Is the beta-thalassemia gene recessive or dominant?

Is the beta-thalassemia gene recessive or dominant?

Neither: People normally have 2 beta globulin genes. A mutation in one or both genes leads to 3 levels of beta thalassemia. The genetics of the disorder is not all-or-none nor dominant-recessive. Instead, more or worse mutations causes worse disease. One mutation = beta thal trait (mild symptoms), 2 mutations = beta thal intermedia (transfusions sometimes) or beta thal major (lifelong transfusions needed). ...Read more

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What are dominant vs recessive gene diseases?

See below: With a dominant gene trait, the child only needs to receive one copy of the abnormal gene. So, they have a 50% chance of getting the gene. With a recessive gene, the child needs 2 copies of the gene. So, they have a 25% chance of having both genes. ...Read more

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Is sickle cell dominant or recessive in its inheritance?

Is sickle cell dominant or recessive in its inheritance?

Recessive: Sickle cell is autosomal recessive which means both parents must have a copy of the defective allele (one or both can be carriers but exhibit no symptoms). ...Read more

Amanda Xi Dr. Xi
8 doctors agreed:
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How does the autosomal dominant pattern of inheritance work?

Amanda Xi Dr. Xi
8 doctors agreed:
How does the autosomal dominant pattern of inheritance work?

See full answer: Every person has 2 copies of every gene -- one from the mother and one from the father. When a disease is caused by a mutation in a gene and it follows an autosomal dominant pattern of inheritance, this means that only 1 copy of the mutated gene needs to be inherited to have the disease. ...Read more

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What is the difference between an autosomal dominant and autosomal recessive trait?

What is the difference between an autosomal dominant and autosomal recessive trait?

Input required: In dominant disorders, the dominant member of the gene pair controls how the gene activities are expressed, so the other gene can carry the same or normal information.In recessive disorders, the normal gene compensates for the bad information in the other gene, allowing a person to function normally unless both genes carry the bad information. ...Read more

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Are all autosomal dominant diseases inherited?

Are all autosomal dominant diseases inherited?

Or new mutations: Mendel's laws. For example, many cases of achondroplasia, which an autosomal dominant disease, happen in children of unaffected parents as a result of a mutation in a sperm or egg. ...Read more

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What is the medical definition of autosomal dominant and autosomal recessive?

What is the medical definition of autosomal dominant and autosomal recessive?

Input required: In dominant disorders, the dominant member of the gene pair controls how the gene activities are expressed, so the other gene can carry the same or normal information.In recessive disorders, the normal gene compensates for the bad information in the other gene, allowing a person to function normally unless both genes carry the bad information. ...Read more

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What are the differences between autosomal dominant and autosomal recessive polycystic kidney disease?

What are the differences between autosomal dominant and autosomal recessive polycystic kidney disease?

Differences: Main differences are---ADPKD shows itself in adults and 1/3 stays silent, 1/3 cause complications like hypertension etc, and 1/3 progress to end stage renal disease. ARPKD --- on the other hand manifests itself in pediatric population, in fact soon after birth, almost always involves kidneys bilaterally and requires dialysis for survival. Good news-- ADPKD is dominant therefore never skips generat ...Read more

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Is hla-dq2 autosomal dominant?

Is hla-dq2 autosomal dominant?

No: The histocompatibility antigen system is totally different and has nothing to do with being either dominant or recessive. ...Read more

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What is recessive vs dominant heredity?

What is recessive vs dominant heredity?

Mendellian genetics: In mendellian genetics, you inherit half your genes from your mom & half from your dad. Each of these genes can then be either recessive or dominant. Dominant genes only require one copy from either mom or dad to make trait apparent. Recessive genes require one copy from both mom & dad to make trait apparent. Carrier is person w/one copy of recessive gene (from either mom or dad). ...Read more

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Is there a difference between autosomal dominant and autosomal recessive polycystic kidney disease?

Is there a difference between autosomal dominant and autosomal recessive polycystic kidney disease?

Yes: The dominant form occurs mostly in adults. It is inherited but it takes time to show up as a diagnosable disease in middle to later age. Depending on your luck you either have it from your parent or not( 50% chance).The recessive form could be carried by seemingly healthy persons and when manifests as a disease in the offspring, it shows up at a much earlier age. ...Read more

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Is cystic fibrosis autosomal dominant in genetics?

Is cystic fibrosis autosomal dominant in genetics?

Recessive: Both parents must carry the gene with a 25% chance (1:4) with each conception that the baby will have cystic fibrosis. ...Read more

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Is edward's syndrome autosomal or sex-linked? Dominant or recessive?

Is edward's syndrome autosomal or sex-linked? Dominant or recessive?

None of the above: Edward syndrome is brought on by an abnormality of chromosome numbers, specifically an extra 18. The abnormal egg with a single chromosome 1-17 & 19-22 + x has a pair of 18's. When the sperm brings a single chromosome 1-22 + x or y then the embryo ends up with 47 chromosomes rather than 46 in every cell.(3-18's) the excess distorts the organ building information & defects arise. ...Read more

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