what is the difference between klinefelter and turners syndrome??
Cause: Additional copy of X chromosome, i.e., 47 chromosomes (XXY)
Affected individual has an overall masculine development with gynaecomastia; individual is sterile.
Cause: Absence of one X chromosome, i.e., 45 chromosomes (XO).
Affected females are sterile; have rudimentary ovaries; secondary sexual characters are absent