Science, asked by priya6380, 5 months ago

Answers Plz☺Plz plz plz plz Answers

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Answered by lishamona2004

9

Answer:

I hope it helps you dear..

22 pair of chromosomes
2n
23rd pair of chromosomes
trisomy 21
9:3:3:1

Mark my answer as brainliest answer and follow please...♥

Answered by mano792

6

mark the above one as brainliest please

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