TNPSC Group 2 · 2025 Preliminary Examination
140.
One of the following is a mismatch:
(1) Down's Syndrome - Autosomal trisomy of 21st chromosome
(2) Haemophilia - Sex Linked
(3) Klinefelter Syndrome - XO Complement
(4) Turner Syndrome - Female with retarded growth
Answer:
A.
(3) only