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MODEL PAPER 2 — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYMODEL PAPER 21 Mark
MCQ
Study the pedigree chart given below:
Image
What does it show?
  • A
    The pedigree chart is wrong as this is not possible
  • B
    Inheritance of a recessive sex-linked disease like haemophilia
  • C
    Inheritance of a condition like phenylketonuria as an autosomal recessive trait
  • D
    Inheritance of a sex-linked inborn error of metabolism like phenylketonuria
✓

Answer

Inheritance of a condition like phenylketonuria as an autosomal recessive trait
Explanation: Inheritance of a condition like phenylketonuria as an autosomal recessive trait

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