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STD 12 - 4. principal of inheritance and variation — Biology STD 12 Science — Question

CBSE BoardEnglish MediumSTD 12 ScienceBiologySTD 12 - 4. principal of inheritance and variation1 Mark
MCQ
If a normal women marries a colourblind man
  • A
    All their children will be colourblind
  • B
    All their sons will be colourblind but the daughters will be normal
  • ✓
    All the children will be normal
  • D
    all daughters will be colourblind and sons will be normal
✓

Answer

Correct option: C.
All the children will be normal
c
(c)Genotype of normal women -$XX$
Genotype of colourblind man - $X^cY$

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