Genetic Disorder

Tyra White Biology 4th period

Down Syndrome

A genetic disorder that is caused by the presence of an extra chromosome.
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The picture above shows some of the physical signs of Down syndrome.

Common signs of down syndrome are poor muscle tone, short neck, flattened facial profile, small head, ears, mouth, wide, short hands with short fingers, a single, deep, crease across palms of hands, and a deep groove between the first and second toes.


People with down syndrome experience learning difficulties that lead to delay sin development areas. Children with down syndrome usually learn and progress more slowly than most children. Most children and adults with down syndrome continue to develop good social skills and appropriate social behavior.