Pathology Klinefelter syndrome is: MP 07, 10; Maharashtra 09; Gujarat 10; AFMC 12 A 45XO B 46XY C 45XY D 47XXY 💡 Explanation Klinefelter syndrome is: MP 07, 10; Maharashtra 09; Gujarat 10; AFMC 12 ✓ Correct Answer: D. 47XXY