Down'S Syndrome Test

Down’s syndrome refers to a genetic disorder that is caused due to the presence of chromosome 21 (a part of its third copy). In 1862, John Langdon Down, an English physician, first characterized the Down syndrome as a different type of mental disability. Hearing and vision problems are very common amongst the people with the syndrome.

Down’s syndrome refers to a genetic disorder that is caused due to the presence of chromosome 21 (a part of its third copy). In 1862, John Langdon Down, an English physician, first characterized the Down syndrome as a different type of mental disabil ... More