they have a extra chromosome, a normal male is XY, a male with klinefelters is XXY.
X-linked
I don't know tell me the answer
Physically, no; mentally, that's up to the strength of the individual.
Klinefelters is sex chromosome trisomy. Down Syndrome is trisomy. One of the most common forms of MD is sex-linked and affects boys more frequently than it does girls.
Yes animals do sometimes have Turner's syndrome or Klinefelter's syndrome with similar characteristics as those observed in humans.
Klinefelters Syndrome
The Deadly Syndrome was created in 2006.
No. People with Klinefelter's syndrome have a normal Y chromosome and 2 normal X chromosomes.
Yes. Enlarged Breasts is one characteristic
First a testicular biopsy should be done to determine if he has any viable sperm. Some men with this condition do have some viable sperm in their testicles and if he does, in-vitro fertilization may be a possibility. However, if he does not have any viable sperm, then you would need to use donor sperm to become pregnant. Hope this helps.
Yes, klinefelters is waiverable in the us army but the marines or navy will disqualify you if they find out.