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X chromosome inactivation
  • a)
    Causes Turner Syndrome
  • b)
    Balances the X chromosome genes expressed in males and females
  • c)
    Occurs only in females
  • d)
    Is fatal to the embryos
Correct answer is option 'B,C'. Can you explain this answer?
Verified Answer
X chromosome inactivationa)Causes Turner Syndromeb)Balances the X chro...
Since females contain two X chromosomes, one X chromosome gets inactivated to prevent over-expression of genes in females and to balance the expression in males and females. Since only females contain an extra X chromosome, this happens only in females.
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