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.
1 Basic text and talk phone plans generally cost $40-$60 a month. 2  Basic plans typically have a restricted number of talk minutes (often less than 500) and unlimited texting. 3  Basic plans also often include free mobile-to-mobile calls to lines on the same carrier and free nights and weekends. Breaking a cell phone contract early will entail a sizeable penalty. 2  It varies by phone and by carrier, but typically the fines are between $175-$350. 3  Depending on the plan, text, IM (Instant Messaging), picture and video messaging can also cost extra.