odb3373 odb3373
  • 08-11-2022
  • Biology
Answered

In trisomy 21, an error during meiosis results in

Question 1 options:



three copies of chromosome 21, leading to developmental deficits.




the normal two copies of chromosome 21 and no developmental deficits.




a point mutation.




three copies of chromosome 19.



Answer :

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