what are the different genetic diseases
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- 1 Dominant diseases: single gene disorders that occur when an individual has one altered copy of the relevant gene and one healthy copy. For example, Huntington’s disease.  Recessive diseases: single gene disorders that only occur when an individual has two altered versions of the relevant gene.
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What is a genetic disorder? 1 For example, Huntington’s disease. 2  Recessive diseases: single gene disorders that only occur when an individual has two altered versions of the relevant gene. For example, cystic fibrosis.  X-linked disorders: single gene disorders that reflect the presence of an altered gene on the X chromosome.
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Genetic disorder (October 2008) A genetic disorder is a genetic problem caused by one or more abnormalities in the genome, especially a condition that is present from birth (congenital). Most genetic disorders are quite rare and affect one person in every several thousands or millions. Genetic disorders may be hereditary, passed down from the parents' genes. In other genetic disorders, defects may be caused by new mutations or changes to the DNA.
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Frequently Asked Questions About Genetic Disorders There are three types of genetic disorders: 1  Single gene disorders are caused by a mutation in a single gene. 2  The mutation may be present on one or both chromosomes (one chromosome inherited from each parent). 3  Sickle cell disease, cystic fibrosis and gCJD are examples of single gene disorders.
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- 1 Single gene disorders are caused by a mutation in a single gene. 2  The mutation may be present on one or both chromosomes (one chromosome inherited from each parent). 3  Sickle cell disease, cystic fibrosis and gCJD are examples of single gene disorders.ereditary genetic disorders. In hereditary genetic disorders, a mutated gene (one with changes in the DNA) that causes disease is passed down through generations of a family.
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- The following are some of the more common and/or well known genetic disorders in humans. There are in fact hundreds that have been identified. Chromosomal disorders are the result of errors in meiosis, and therefore are not inherited through the generations. The others are inherited.
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Hereditary Diseases List The hereditary diseases list is an endless one. However in this article, you can find a few genetic disease examples. Advertisement. Hereditary diseases, also known as inherited diseases or genetic disorders, are diseases that are passed on from one generation to another through defective genes.
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Hereditary Diseases List Usher Syndrome is also a type of autosomal recessive disease which is a result of a faulty gene. This syndrome is categorized into three types which can be seen in different age groups-type 1, type 2 and type 3.here is a specific pattern of inheritance of genes in autosomal dominant diseases. The offspring inherits a copy of normal gene and mutant gene from its parents. Either of the parents may often suffer from a disease and thus the abnormal gene is passed on to the child.
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Mutations and Disease Many mutations have no effect at all. These are called silent mutations. But the mutations we hear about most often are the ones that cause disease. Some well-known inherited genetic disorders include cystic fibrosis, sickle cell anemia, Tay-Sachs disease, phenylketonuria and color-blindness, among many others.All of these disorders are caused by the mutation of a single gene.Most inherited genetic diseases are recessive, which means that a person must inherit two copies of the mutated gene to inherit a disorder.ut the mutations we hear about most often are the ones that cause disease. Some well-known inherited genetic disorders include cystic fibrosis, sickle cell anemia, Tay-Sachs disease, phenylketonuria and color-blindness, among many others.
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Diseases caused by malfunction of cell organelles Phenocopies of Mitochondrial Disease. The converse is also true: different mutations in mtDNA and nDNA can lead to the same diseases. In genetics, these are known as phenocopies. A good example is Leigh syndrome, which can be caused by about a dozen different gene defects.itochondrial diseases result from failures of the mitochondria, specialized compartments present in every cell of the body except red blood cells. Mitochondria are responsible for creating more than 90% of the energy needed by the body to sustain life and support growth.
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Genetic disorder A single-gene disorder is the result of a single mutated gene. Over 4000 human diseases are caused by single-gene defects. Single-gene disorders can be passed on to subsequent generations in several ways. Genomic imprinting and uniparental disomy, however, may affect inheritance patterns.
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Center for Genetic Muscle Disorders There are dozens of different forms of genetic disorders of muscle, many of which are rare in the overall population. Major categories include muscular dystrophy, congenital myopathy and metabolic myopathy. At Kennedy Krieger, we have expertise in, and welcome those with, both rare and common disorders of muscle.
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Genes and human disease All human beings have two sets or copies of each gene called “allele”; one copy on each side of the chromosome pair. Recessive diseases are monogenic disorders that occur due to damages in both copies or allele.Dominant diseases are monogenic disorders that involve damage to only one gene copy.X linked diseases are monogenic disorders that are linked to defective genes on the X chromosome which is the sex chromosome. The X linked alleles can also be dominant or recessive.ll human beings have two sets or copies of each gene called “allele”; one copy on each side of the chromosome pair. Recessive diseases are monogenic disorders that occur due to damages in both copies or allele.
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List of genetic disorders Most common disorders. 1  P – Point mutation, or any insertion/deletion entirely inside one gene. 2  D – Deletion of a gene or genes. 3  C – Whole chromosome extra, missing, or both (see Chromosome abnormality) 4  T – Trinucleotide repeat disorders: gene is extended in length.
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Genetic Disease Genetic diseases are caused by error in the DNA in sequences called genes or sometimes in the much larger groups of genes called chromosomes. See also articles Introduction to Genetics and Introduction to Genetic Diseases. ... more ».
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What are the main types of genetic disorders? Genetic disorders can be grouped into three different categories. Single gene disorders result from a change or mutation in a single cell. Cystic fibrosis is an example of this type of disorder. Chromosome disorders are caused by too few or too many genes located on chromosomes, or other changes in chromosomes.
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Types of Genetic Disorders: Definitions & Symptoms Video: Types of Genetic Disorders: Definitions & Symptoms. Cystic fibrosis, Huntington's disease, Tay-Sachs disease, sickle cell disease, Down syndrome, and cancer all have something in common. They are all genetic disorders, and we will discuss why they may occur and what problems they might cause.
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Genetic Diseases Genetic Diseases. A Genetic Disease is a type of disease individuals inherit genetically normally at birth. They develop and are caused by the abnormality in genes. Genetic Diseases are normally passed down from parents or other past generations through their genes and DNA.
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- (October 2008) A genetic disorder is a genetic problem caused by one or more abnormalities in the genome, especially a condition that is present from birth (congenital). Most genetic disorders are quite rare and affect one person in every several thousands or millions. Genetic disorders may be hereditary, passed down from the parents' genes.
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- But the mutations we hear about most often are the ones that cause disease. Some well-known inherited genetic disorders include cystic fibrosis, sickle cell anemia, Tay-Sachs disease, phenylketonuria and color-blindness, among many others.
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Genetic Diseases (Inherited) Symptoms, Causes, Treatments, and Prognosis 1 Mitochondrial inheritance -- This type of genetic disorder is caused by mutations in the nonchromosomal DNA of mitochondria. 2  Mitochondria are small round or rod-like organelles that are involved in cellular respiration and found in the cytoplasm of plant and animal cells.ost genetic diseases are the direct result of a mutation in one gene. However, one of the most difficult problems ahead is to find out how genes contribute to diseases that have a complex pattern of inheritance, such as in the cases of diabetes, asthma, cancer and mental illness.
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Frequently Asked Questions About Genetic Disorders Monogenetic disorders are caused by a mutation in a single gene. The mutation may be present on one or both chromosomes (one chromosome inherited from each parent). Examples of monogenic disorders are: sickle cell disease, cystic fibrosis, polycystic kidney disease, and Tay-Sachs disease.
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Mutations and Disease But the mutations we hear about most often are the ones that cause disease. Some well-known inherited genetic disorders include cystic fibrosis, sickle cell anemia, Tay-Sachs disease, phenylketonuria and color-blindness, among many others. All of these disorders are caused by the mutation of a single gene. Most inherited genetic diseases are recessive, which means that a person must inherit two copies of the mutated gene to inherit a disorder.
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Frequently Asked Questions About Genetic Disorders Some diseases are caused by mutations that are inherited from the parents and are present in an individual at birth, like sickle cell disease. Other diseases are caused by acquired mutations in a gene or group of genes that occur during a person's life.
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Why can't I just burn a PS3 game to a disc and simply play it on my PS3? It doesn't work that way. Your PS3 uses Blu-Ray discs, which uses 405 nm laser light for reading the data that's on the disc. The laser of your computer that is used for reading and burning DVD's is 650 nm. In addition, the data on the disc is encrypted. If it were that easy to back games up, people would do it all the time. So in order to prevent this the data is encrypted so only the PS3 would be able to read it.
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Major Depression and Genetics Some diseases are caused by a single defective gene. Cystic fibrosis, several kinds of muscular dystrophy, and Huntington’s disease are examples. These are usually rare diseases. But many common disorders like depression, diabetes and high blood pressure are also influenced by genes.
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Top 10 Most Common Genetic Disorders Top 10 Most Common Genetic Disorders. A genetic disorder is caused by abnormalities in an individual’s genetic material (the DNA, or the genome). There are four different types of genetic disorders. They are as follows: a single-gene is mutated; multiple genes are mutated; mitochondrial, the maternal genetic material in mitochondria is mutated; chromosomal changes-entire areas of the chromosome can be missing or misplaced.