Q.
A pregnant woman, who has done amniocentesis test, finds an extra barr body in her embryo. The syndrome which is likely to be associated with embryo is
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AIIMSAIIMS 1997Principles of Inheritance and Variation
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Solution:
Klinefelter’s syndrome is characterized by trisomy (XXY). These are male individuals, who are phenotypically fairly normal but have a very low sperm count and, are therefore sterile. As the syndrome has two X chromosomes, one barr body is seen in this case.