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Principles of Inheritance and Variation — BIOLOGY STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceBIOLOGYPrinciples of Inheritance and Variation1 Mark
MCQ
Conditions of a karyotype $2\text{n}\pm1$ and $2\text{n}\pm2$ are called:
  • ✓
    Aneuploidy.
  • B
    Polyploidy.
  • C
    Allopolyploidy.
  • D
    Monosomy.
✓

Answer

Correct option: A.
Aneuploidy.
Failure of segregation of chromatids during cell division cycle results in gain or loss of chromosome. This condition is called aneuploidy.

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