Question

patient as karyotype. 6. making a diagnosis: what diagnosis would you give patient a? normal # of chromosomes, klinefelters syndrome, downs syndrome, trisomy 13 syndrome

Explanation:

Klinefelter's Syndrome is characterized by the presence of an extra X - chromosome in males (XXY). The karyotype shown for patient A has an XXY configuration. Down's Syndrome is trisomy 21 (three copies of chromosome 21), Trisomy 13 Syndrome is three copies of chromosome 13, and a normal number of chromosomes would have a typical XY (male) or XX (female) sex - chromosome combination without extra chromosomes.

Answer:

Klinefelter's Syndrome