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What is down syndrome?

6 Answers
my question is what is down syndrome?, please answer it, and thank you in advance for your collaboration
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Not Medical Advice: Down syndrome occurs when a person is born with 3, not 2, copies of chromosome 21. ...
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Not Medical Advice: Down syndrome is a genetic condition that causes delays in physical and intellectual development. It occurs in about 1 in every 800 births. ...
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Not Medical Advice: Down syndrome is a condition in which extra genetic material causes delays in the way a child develops, both mentally and physically. ...
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Not Medical Advice: Down syndrome (AKA Down's syndrome) A congenital disorder that is usually caused by the presence of an extra 21st chromosome. ...
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Not Medical Advice: Down syndrome also known Trisomy 21is a genetic condition that causes delays in physical and intellectual development. ...
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Not Medical Advice: Down syndrome is a genetic condition that causes delays in physical and intellectual development. ...