Question

Feminised males have .......... chromosomes.

• A. $44$
• B. $45$
• C. $46$
• D. $47$

Answer 1

The correct option is D $47$

Klinefelter Syndrome is caused by the presence of two or more extra copies of X-chromosome in males. The affected individual has a karyotype 44AA + XXY (47) chromosomes. The persons affected with this syndrome are tall and thin. They show the presence of some feminine characters. They are sterile feminized males with enlarged breasts and exhibits a eunuchoid body. Thus the correct answer is option D.