Biology, asked by nethminiamasha05, 3 months ago

Although nondisjunction is a random event, there are many more people with an extra chromosome 21, which causes Down syndrome, than people with an extra chromosome 3 or chromosome 16.

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Answered by anjelshivani2008

Answer:

Down syndrome is a genetic disorder caused when abnormal cell division results in an extra full or partial copy of chromosome 21. This extra genetic material causes the developmental changes and physical features of Down syndrome.

Explanation:

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Although nondisjunction is a random event, there are many more people with an extra chromosome 21, which causes Down syndrome, than people with an extra chromosome 3 or chromosome 16. ​

Answers

Although nondisjunction is a random event, there are many more people with an extra chromosome 21, which causes Down syndrome, than people with an extra chromosome 3 or chromosome 16.