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NEETZoologyPrinciples of Inheritance and Variation

What physical feature associated with Klinefelter’s Syndrome is mentioned in the paragraph?

Options

  1. AGynaecomastia
  2. BBroad palms
  3. CFurrowed tongue
  4. DSmall round head

Correct answer

A. Gynaecomastia

Step-by-step solution

This genetic disorder is also caused due to the presence of an additional copy of Xchromosome 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 (Figure 4.17 a). Such individuals are sterile.

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