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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
In human female, barr bodies are formed by:
  • A
    Inactivation of mother's $X$ chromosome
  • B
    Inactivation of father's $X$ chromosome
  • C
    Inactivation of both mother's and father's $X$ chromosomes
  • ✓
    Inactivation of either mother's or father's $X$ chromosome
✓

Answer

Correct option: D.
Inactivation of either mother's or father's $X$ chromosome

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