Question

based on the karyotype below, what inherited syndrome would you make as a diagnosis?
turner
poly - x
down
klinefelter
jacob

Explanation:

• Turner syndrome: Occurs in females with a single X chromosome (\(XO\)).
• Poly - X syndrome: Females with more than two X chromosomes (e.g., \(XXX\)).
• Down syndrome: Caused by an extra copy of chromosome 21 (trisomy 21).
• Klinefelter syndrome: Males with an extra X chromosome (\(XXY\)).
• Jacob syndrome: Males with an extra Y chromosome (\(XYY\)).

The karyotype in the image shows an extra copy of chromosome 21 (trisomy 21), which is characteristic of Down syndrome.

Answer:

Down