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

Bihar BoardEnglish MediumSTD 12 ScienceBIOLOGYPrinciples of Inheritance and Variations1 Mark
MCQ
A disease caused by an autosomal primary non-dis-junction is :
  • A
    Sickle cell anaemia
  • B
    Klinefelter's syndrome
  • C
    Turner's syndrome
  • ✓
    Down's syndrome
✓

Answer

Correct option: D.
Down's syndrome
D

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