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Q.
Chromosome complement with $ 2n-1 $ is called
VMMC MedicalVMMC Medical 2012
Solution:
When a change in the chromosome number does not involve entire sets of chromosome and restrict to only a few of chromosome, the situation is called aneuploidy. Aneuploidy may be of following types [a] Monosomic $ (2n-1) $ [b] Trisomic $ (2n+1) $ [c] Nullisomic $ (2n-2) $ [d] Terrasomic $ (2n+2) $ [e] Double monosomic $ (2n-1-1) $ [f] Double trisomic $ (2n+1+1) $