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Question: Answered & Verified by Expert
Barr Body is found in the cytoplasm during
BiologyPrinciples of Inheritance and VariationAIIMSAIIMS 2015
Options:
  • A interphase in cell of female mammal
  • B interphase in cell of male mammal
  • C prophase in cell of female mammal
  • D prophase in cell of male mammal.
Solution:
1940 Upvotes Verified Answer
The correct answer is: interphase in cell of female mammal
Barr body is also known as sex chromatin or X chromatin. Barr body is partially inactivated and development of this facultative heterochromatin occurs in one of the two $\mathrm{X}$ chromosomes in interphase nuclei of human female. Any of the two X-chromosomes can become heterochromatin.

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