: The salivary glands are ductile glands that are present in the mouth. Salivary glands consist of two types of secretory cells. First, would be the serous cells that secrete the digestive enzyme amylase and the second would be the mucus cells which secrete the thick slimy fluid mucus.
The salary scale comprises six Professional levels (P-1 to P-6) and two Director levels (D1 and D2). The conditions for P6 and D1 positions are identical. The scales are expressed as gross and net base salaries and applied uniformly, worldwide, by all organizations in the United Nations common system.
Salary Range. According to the government's Salary Table 2012-GS, as of 2012, a GS-4 worker made $24,518, or $11.75 an hour, at Step 1 and earned a maximum of $31,871, or $15.27, at Step 10. At each step, the worker received an $817 raise, so Step 2 was equal to $25,335, Step 3 was $26,152, and so on.ccording to the government's Salary Table 2012-GS, as of 2012, a GS-4 worker made $24,518, or $11.75 an hour, at Step 1 and earned a maximum of $31,871, or $15.27, at Step 10.