Question:

'Down's Syndrome' is caused due to:

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Remember: Down's Syndrome results from an extra 21st chromosome (Trisomy 21), leading to developmental and physical changes.

Updated On: Mar 7, 2025
  • Monosomy of sex chromosomes
  • Trisomy of sex chromosomes
  • Trisomy of 21st pair of chromosomes
  • Monosomy of 21st pair of chromosomes
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The Correct Option is C

Solution and Explanation


Down's Syndrome is a genetic disorder caused by the presence of an extra copy of chromosome 21, resulting in a total of 47 chromosomes instead of the normal 46.
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