They serve the body as a natural filter of the blood, and remove wastes which are diverted to the urinary bladder. In producing urine, the kidneys excrete wastes such as urea and ammonium, and they are also responsible for the reabsorption of water, glucose, and amino acids. The kidneys also produce hormones including calcitriol, erythropoietin, and the enzyme renin.
How much does a ticket cost in CA for talking on the cell phone? The issueing officer told me it would be about $20, but when the bill came home it was   a whopping $132.
(A bare-boned landline service typically costs about $20 to $25 a month.) Cell phone bills can vary widely by location, provider and, of course, your own personal use. But the average cell phone bill in the U.S. runs about $50 to $60 a month.f you spend less on housing, for example, you can put the extra money from that category toward paying down debt. The dollar figures in parentheses are based on our above example of a $35,000 gross salary with a monthly take-home pay of $2,113 per month after taxes and other deductions.