Turner's syndrome karyotyping is -: (A) XXY, (B) XO, (C) XXX, (D) Trisomy 21
Answer is B. Ans. is 'b' i.e., XOTrisomy 13- Patau syndromeTrisomy 18- Edward syndromeTrisomy 21- Down syndromeXO- Turner syndromeXXY- Klinefelter syndrome