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The X inactivation in female occurs by the process of lyonisation.(a) True(b) FalseThis question was posed to me by my college professor while I was bunking the class.The question is from Dosage Compensation Mechanism for X linked Genes topic in division Chromosomes and Sex Determination of Cytogenetics |
Answer» RIGHT option is (a) True For EXPLANATION I would say: In female one of the two X chromosomes in SOMATIC cells get condensed and forms the Barr body. This concept was extended by LYON hypothesis and the mechanism is thus called LYONISATION. |
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