Question

Ban body in mammals represents

• A. all the heterochromatin in female cells
• B. one of the two X-chromosomes in somatic cells of females
• C. all the heterochromatin in male and female cells
• D. the Y-chromosome in somatic cells of male

Answer 1

Answer: (B)

If there are more than one X-chromosomes then one X-chromosome remains active, while the other one becomes inactive and condenses to form Barr body.