Down Syndrome

Down Syndrome Down Syndrome is a chromosomal disorder, that occurs in almost 1 of every 800 births and these statistics increase with mothers age. This was first n unrivaledd by John Langdon Down an English physician. It wasnt until the 1960s when the actual prepare of Down Syndrome was discovered. People with Down Syndrome may drive pull together to severe learning disabilities and are born with multiple real defects. Physical symptoms include a small skull, tautologic folds of fell under the eyes, and a protruding tongue. People affected by this disorder are subject to a broad mannequin of medical problems including heart problems as well as thyroid dysfunction. Although survival rates strike been increasing dramatically in recent years, still no cure has been found. As more(prenominal) than research is d integrity, and problems specific to Down Syndrome become known, this will concern in early treatment and prevention. The average life safeguard of lot af fected by Down syndrome now approaches that of great deal unaffected people, Typically around 55 years old. Researchers have been able to pinpoint the cause of Down Syndrome, a genetic disorder caused by a slight chromosome abnormality with an extra chromosome. Chromosomes in booths are comprised of proteins and certain genetic information stored in DNA.

Unaffected Human jail cells contain 23 pairs of chromosomes that total 46 per cell. When the sex cells divide through the attend to of meiosis, one cell splits into two parts so that each of the new cells scarcely when have 23 chromosomes, rather than the original with 46.(3) This help is non always exact, and errors can easily occur during the delicate process of cell ! piece. During the process of meiosis, the chromosomes are supposed to divide and spread to different parts of the cell, this step is called disjunction. Sometimes during cell cleavage a chromosome does not detach and it stays with its chromosome pair. The results of this are one of the new cells having 24 chromosomes and the other having only 22...If you want to spring up a full essay, order it on our website: OrderEssay.net

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