Q157 / 180 · NEET 2019 (All India) · Zoology

The genetic disorder in which an individual has an overall masculine development, gynaecomastia and is sterile:

  • A
    Turner's syndrome
  • Correct answer
    B
    Klinefelter's syndrome
  • C
    Edward syndrome
  • D
    Down's syndrome

Solution

This genetic disorder is also caused due to the presence of an additional copy of X-chromosome resulting into a karyotype of 47, XXY. Such an individual has overall masculine development, however, the feminine development (development of breast, i.e., Gynaecomastia) is also expressed. Such individuals are sterile.

Hence, the correct answer is option: 'B'.

Relevant Questions