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A few of the common physical traits of Down syndrome are low muscle tone, small stature, an upward slant to the eyes, and a single deep crease across the center of the palm. Every person with Down syndrome is a unique individual and may possess these characteristics to different degrees or not at all.What is the current research on Down syndrome?
Scientists conducting research on Down syndrome have developed a mouse model to analyze the developmental consequences of the disorder. Mice are used because a large stretch of mouse chromosome 16 has many genes in common with those on human chromosome 21.What exactly is a Down syndrome?
Down syndrome, or trisomy 21, is a genetic condition. It is a genetic condition that occurs when there is an extra copy of a specific chromosome: chromosome 21. Down syndrome is not an illness. The term describes the features resulting from this change.