Question

Select the incorrect match from the following:

Options

• Human Karyotype		Characters
  45 + XX	-	Broad palm with characteristic palm crease

• Human Karyotype		Characters
  44 + XXY	-	Overall feminine development

• Human Karyotype		Characters
  44 + XO	-	Sterile females as ovaries are rudimentary

• Human Karyotype		Characters
  44 + XY	-	Normal male

Answer 1

Incorrect match:

Human Karyotype		Characters
44 + XXY	-	Overall feminine development

Explanation:

44 + XXY → Klinefelter's Syndrome

Individuals are genetically male but may have:

• Reduced facial/body hair
• Gynecomastia (enlarged breast tissue)
• Learning difficulties
• Infertility