Down Syndrome

Genetic Disorders are the turn up of hereditary abnormalities in the typography of the human ingredient. more or less contagious unsoundnesss provide be seen at birth while others force develop later in life. at that place are triad types of genetic disorders: single gene disorders; chromosomal disorders and multifactorial disorders. Single gene disorders are the root of a mutation in a single gene. This may result in the ruffle of metabolic or developmental processes. Chromosomal disorders are the result of whole chromosomes or chromosome segments cosmos altered. This croup involve duplication, loss, good luck or rearrangement of chromosome material. Multifactorial disorders are the result of a junto of humiliated variations on the genes that can lead to serious problems for an individual. In my project I al misfortunate for be discussing a closely known chromosomal disorder, vote downs syndrome. thrones syndrome is a chromosomal disorder th at is present at birth. It is stimulated by an abnormality in the calculate of chromosomes. The stake of giving birth to a child with piles syndrome increases as a woman leases older. Prenatal tests can be taken to recover the chromosome abnormality that causes prevail overs syndrome. agate line tests can also be taken to detect low protein levels which indicate a foetus with defeats syndrome.

There are about 120 characteristics to people who apply Downs syndrome, but no person with Downs syndrome will have all 120 characteristics. Some of the characteristics let in: a rounded face; an epicanthic fold; a small mouth; a larger tongue; long detainment; short fingers; d ry skin and short stature. The cause ! of Downs syndrome in most cases is the presence of three copies of the twenty-first chromosome. This results in the person having 47 chromosomes instead of the habitual 46. This superfluous chromosome causes an excessive amount of certain proteins to be make in the cell. This disturbs normal growth in the personify of the foetus. The cells of the body of the foetus dont divide as quickly...If you urgency to get a full essay, order it on our website: OrderEssay.net

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