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Discover Everything about Chromosome 21 That Causes Down Syndrome

how does chromosome 21 cause down syndrome?

Credits: Canva

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Ishita Roy

Updated Mar 20, 2025 | 07:00 PM IST
SummaryIt is a genetic condition caused when an unusual cell division result in an extra full or even partial copy of chromosome 21. This extra genetic material causes the developmental changes and physical features of Down syndrome. The term "syndrome" here refers to a set of symptoms that tend to happen together.

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