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sympmalyjack2son sympmalyjack2son
  • 18-11-2016
  • Health
Answered

Down syndrome, also called trisomy 21, is a genetic disorder that results from having three copies of chromosome 21 instead of two. what is a logical explanation for this genetic error?

Verified Answer :

colaaa colaaa
  • 18-11-2016

This is just a random event that occurs during the formation . It is not inherited

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