Albinisim essay

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Albinisim essay

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There are a few reasons why I chose albinism as my topic. First and foremost, in kindergarten I had a friend who was an albino, and although I have not seen him in over 10 years I am still curious as to what the causes of albinism are.

Another reason I am curious about albinism actually extends from my first reason.

Albinism - an overview | ScienceDirect Topics

I often wondered if there was any chance that my kids could possibly be born with it. I also used to wonder whether or not my friend could see the same way I could, since his eyes looked so different from mine. As a result of all of this, Albinisim essay could not turn down the opportunity to research a disease that has held my curiosity for such a long time.

Albino skin is whitish in appearance, sometimes seeming to be almost translucent. Similarly, albino hair is also very pale, appearing closer to white than blonde.

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Albinism makes the skin extremely sensitive to sunlight. Albinos need to be very careful about exposure to the sun as they have a very high risk of burning due to lack of protection from ultraviolet rays, which is normally provided by the pigment melanin 2.

Albinisim essay

Similar to the skin, albino eyes also lack color; the irises usually appear pinkish. People with albinism often have eye problems. First of all, they suffer from severe sensitivity to bright lights. Cases of extreme nearsightedness or farsightedness that cannot be completely corrected with eyeglasses are also common.

People with albinism also sometimes demonstrate an involuntary back and forth movement of the eyes called nystagmus. Finally, people with albinism are more likely to develop astigmatism.

It is possible to have albinism that affects the eyes without also affecting the skin. This is known as ocular albinism 3. All the children of two affected homozygous affected parents are also affected. Being a relatively rare disorder, albinos are often the children of unaffected parents this is the case with autosomal recessive disorders.

Because albinism is not carried on the sex chromosomes, it is expressed equally in both males and females, and either parent can transmit the disorder. Albinism also affects people of all races equally. Approximately 1 in 17, people has one of the types of albinism, which amounts to roughly 18, people in the United States 1.

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The gene associated with albinism is called OCA1 among a few others. OCA1 codes for the protein tyrosinase. This protein is responsible for converting tyrosine into something called DOPA dihydroxyphenylalanine.

Albinisim essay

DOPA plays an important part in the formation of melanin by next becoming dopaquinone. Dopaquinone then forms black-brown eumelanin or red-yellow pheomelanin.

Melanin is a pigment, the absence of which causes albinism 2.Ocular albinism research paper gaudi artist research paper women on the verge of a nervous breakdown essay db achieve essay writer jezebel dogs vs cats essay andrew rakoff essays junkyard essays stacy gibonni betriebsordnung beispiel essay loss of heterozygosity analysis essay wissenschaftliches essay beispiel bewerbung a short essay on.

Albinisim essay Albinism Albinism is a congenital disorder where there is a complete or partial absence of pigment in the skin, hair, and eyes because of the absence or defect in .

Albinism. Albinism is a cause of poor visual acuity and nys­tagmus in children and is divided broadly into two groups: oculocutaneous and ocular albinism. In this group of inherited disorders, there is little or no production of melanin, a pigment that determines hair, skin and eye color and vision development.

Albinism is when a person produces little or no melanin in Please use one of the following formats to cite this article in your essay, paper or report: MLA. According to NOAH, the National Organization for Albinism and Hypopigmentation, approximately one in 18, people in the United States has some type of albinism, which is a genetic condition.

Genetics/ Albinism term paper