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Molecular Basis of Inheritance — BIOLOGY STD 12 Science — Question

Bihar BoardEnglish MediumSTD 12 ScienceBIOLOGYMolecular Basis of Inheritance1 Mark
MCQ
In human beings 45 chromosomes/ single X/ XO abnormality causes:
  • A
    Down’s syndrome.
  • B
    Klinefelter’s syndrome.
  • C
    Turner’s syndrome.
  • D
    Edward’s syndrome.
✓

Answer

  1. Turner’s syndrome.

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