FACTOID # 21: 15% of Army recruits from South Dakota are Native American, which is roughly the same percentage for female Army recruits in the state.
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Encyclopedia > Friedreich's ataxia

Friedreich's ataxia is a rare An autosome is a non-sex chromosome. It is an ordinary paired chromosome that is the same in both sexes of a species. For example, in humans, there are 22 pairs of autosomes. The X and Y chromosomes are not autosomal. Non_autosomal chromosomes are usually referred to as sex chromosomes... autosomal A genetic disorder, or genetic disease is a disease caused, at least in part, by the genes of the person with the disease. There are a number of possible causes for genetic defects: They may be caused by an unwelcome mutation, as are most cancers. There are genetic disorders caused... recessive disorder caused by a Mutations are permanent, transmissible changes to the genetic material (usually DNA or RNA) of a cell. Mutations can be caused by copying errors in the genetic material during cell division and by exposure to radiation, chemicals, or viruses, or can occur deliberately under cellular control during the processes such as... mutation in This stylistic schematic diagram shows a gene in relation to the double helix structure of DNA and to a chromosome (right). Introns are regions often found in eukaryote genes which are removed in the splicing process: only the exons encode the protein. This diagram labels a region of only 40... Gene X25 that codes for frataxin, located on Figure 1: Chromosome. (1) Chromatid. One of the two identical parts of the chromosome after S phase. (2) Centromere. The point where the two chromatids touch, and where the microtubules attach. (3) Short arm. (4) Long arm. A chromosome (in Greek . DNA replication begins at many different locations on the... chromosome 9. It is named after Nikolaus Friedreich, a The Federal Republic of Germany ( German: Official language German1 Capital Berlin Largest City Berlin Chancellor Gerhard Schröder President Horst Köhler Area - Total - % water Ranked 61st 349,223 km² 2.416% Population - Total ( 2004) - Density Ranked 13th 82,531,700 242/km² Formation Unification Treaty... German doctor who described the disease in 1863 is a common year starting on Thursday. Events January January 1 - Abraham Lincoln delivers the Emancipation Proclamation during the second year of the American Civil War. January 1 - The first claim under the Homestead Act is made for a farm in Nebraska January 8 - Ground is broken in Sacramento... 1863.


Symptoms begin sometime between the age of 5 to 15 years. The symptoms include:

 -Muscle Weakness in the arms and legs -Loss of Coordination -Vision impairment -Hearing loss -Slurred Speech -Curvature of the spine (scoliosis) -Carbohydrate intolerance -Extreme heart conditions (like enlarged heart) 

These symptoms are slow and progressive, usually ending by the patient's early adulthood. Because of many of these symptoms, a person suffering from Friedrich's Alaxia will require some surgery, mainly for the spine and heart, and may also need walking assistance such as a cane or walker or even a wheelchair.

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