The X chromosome contains many more genes than the Y chromosome, many of which have functions besides determining sex and have no counterpart on the Y chromosome. In males, because there is no second X chromosome, these extra genes on the X chromosome are not paired and virtually all of them are expressed.
The GS-5 pay grade generally marks an entry-level position. Starting salary for a GS-5 employee is $27,982.00 per year at Step 1, with a maximum possible base pay of $36,379.00 per year at Step 10.
In May, for instance, VHA managers at the Orlando, Florida, VA medical center advertised on USAJobs for two supply technician positions at a GS-7 level, which pays roughly $39,000 a year. But senior classification specialists found the actual work should have been classified at a GS-5 level, at roughly $31,000 a year.