Question

Barr body is found in

• A. Normal female germ cell
• B. Normal male germ cells
• C. Normal female somatic cells
• D. Normal male somatic cells

Hint:

Barr body = inactivated X chromosome seen in female somatic cells.

Answer 1

The Correct Option is C

Step 1: Barr Body Defined.
A Barr body represents an inactive X chromosome within the nucleus of female somatic cells.
Step 2: Location of Barr Bodies.
Because females possess two X chromosomes, one is deactivated in somatic cells to ensure equal gene dosage. Therefore, Barr bodies exist in typical female somatic cells.
Final Answer: \[ \boxed{\text{Normal female somatic cells}} \]