Zoology - Principles of Inheritance and Variation Question with Solution | TestHub

Klinefelter's syndrome is a chromosomal disorder in which the suffer has 47 chromosome due to an extra X chromosome. Genotype of such individual is$44\mathrm{A}\mathrm{ }+\mathrm{X}\mathrm{X}\mathrm{Y}$. This additional chromosome can easily be easily observed in karyotype study.