Wednesday, January 15, 2014

Down Syndrome Report

eat up Syndrome Report Down Syndrome Report by: take SUX The chromosomal abnormality involved in closely cases of Down syndrome is trisomy-21, or the presence of three copies of the 21st chromosome. As a result, the affected person has 47 chromosomes in each personate cells instead of the normal 46, although how this causes the conditions symptoms is non yet known. Scientists assume that the grok for the abnormal chromosomal concoction is the fertilization of an ovum having 24 chromosomes by a sperm with a normal form of 23, tho they have also found that the sperm wear upon end carry the tautologic chromosome as well.
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The abnormal ovum or sperm is derived from a germ cell in which the duet of 21st chromosomes holds together and passes into the same sperm or ovum instead of separating. In the type of Down syndrome called translocation, the extra chromosome 21 material is attached to one of the other chromosomes; when some, but not all, of the bodys cells carry an extra chro...If you want to get a near essay, order it on our website: BestEssayCheap.com

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