True about Lyonisation of X chromosome:
Correct Answer: Inactivation of X chromosome only in somatic cell
Description: Answer- A. Inactivation of X chromosome only in somatic cellIn female, one of two X-chromosome (either paternal or maternal) is inactivated during embryogenesis as stated in Lyon hypothesis.This inactivation is passed to all the somatic cell while the germ cells in the female remain unaffected.
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Pathology
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