Downs Syndrome

DOWNS SYNDROME DOWNS SYNDROME Contents: foliate 1 what is chromosomal/ genetic abnormalities, history rascal 2 Causes, Conditions and symptoms scalawag 3 Treatment, Research about cure sc eitherywag 4 Pictures Page 5 - Reference What are Chromosomical/ heritable Abnormalities ? Chromosome abnormalities are problems that exist in the genetic structure of a babys chromosomes. Also referred to as chromosome dis poses, these abnormalities loafer appear in unalike ways in your baby. roughly chromosome abnormalities involve an extra model of a particular chromosome. sometimes chromosomes might be at sea or arranged in the wrong order. Gene abnormalities, though rare, also occur, especially if the prove also has that gene constipation. history In 1866 the physical characteristics of batch with win Syndrome were linked with decreased intellectual ability and grouped as one syndrome. The incline physician, John Langdon gobble up, was the first to publish these findings. collect to the occurrence that the facial features of people with bolt down Syndrome were similar to those of people from Mongolia, he used the term mongoloid to refer to a mortal with (what is now known as) Down Syndrome. It was not until 1959 that Dr.

 Jerome Lejeune, a French physician, made the discovery that Down Syndrome was the result of a chromosomal abnormality. His research led him to the fact that the stalls of people with Down Syndrome (mongoloids, at the time) had 47 chromosomes, whereas the cells of people without the syndrome only had 46 chromosomes. provided a little while after that, it was discovered that chromosome bend 21 contain ed an extra partial or complete chromosome i! n these so called mongoloids. Thus, the term Trisomy 21 was born. Causes and Conditions and Symptoms of Down Syndrome Causes and Conditions- Down syndrome occurs because of an abnormality characterized by an extra copy of genetic material on all or part of the 21st chromosome. Every cell in the body contains genes that...If you want to get a just essay, order it on our website: OrderEssay.net

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