How many chromosomes do Klinefelter and Turner syndromes hav

How many chromosomes do Klinefelter and Turner syndromes have, respectively? 45, 47

Solution

Klinefelter\'s syndrome occurs when there are more than one X chromosomes along with Y chromosome. So, the individual may show XXY, XXXY type of karyotype. Therefore, the number of chromosomes will be greater than 46. It will be 47, 48 etc.

Turner\'s syndrome is marked by lone presence of X chromosome, so that individual shows X0 type of karyotype. Herein, the number of chromosomes will be 45.