Trisomy 21

Tara Purcell2.17.11 Mrs. Kenny/HLIVGenetic Disorders Trisomy 21 there atomic number 18 many antithetical problems that occur with the chromo rounds of a living organism. In most cases, the effects backside pitch a huge stir on a mortals life. Trisomy 21 is one of these disorders. It is featd by a malfunction in the chromosomes during reproduction. When a baby is being made, the chromosomes fit off with separately other, creating the genotypes of that organism. Even if one single chromosome is flipped or switched, it can nominate severe mental and physical defects. The convey on Trisomy 21, which is more commonly called downwards Syndrome, began in 1866 when mendelevium John Langdon Down published an essay describing a group of children who were distinctly different from other children with mental retardation. It was first suggested that the fuck off of Down Syndrome energy involve differences with chromosomes in the 1930s by two patrimonial researchers na med Waardenburg and Bleyer. Then, in 1959, two independently functional geneticists, Lejeune and Jacobs, discovered that the cause of this mental retardation was trisomy. Trisomy 21 is the triplication of the ordinal chromosome. There argon many indications of Trisomy 21 in humans, some being outer and some being internal.

People with Trisomy 21 may sacrifice an unusual facial appearance as well as inborn heart disease. There atomic number 18 certain ship canal in which a mend can detect that a child that may have Down Syndrome. There are many tests that can be performed on a char during pregnancy. If it cannot be detected during pregnancy, a doctor can ordinarily determine it by the distinctive facial features a soulfuln! ess with Down Syndrome has. A karyotype, which is an utterance of the chromosomes, will confirm the bearing of the three paired chromosomes. There is no way to all told rid a psyche of this disorder. However, with the help of tutoring and therapy, a person with Down Syndrome can acquire in school and conjunction the working world. There is...If you essential to get a replete(p) essay, order it on our website: OrderEssay.net

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