Bio Lab 1: Macromolecules
Last Modified: 2011-07-09
Urea (nitrogenous-based wastes)
-No bacteria, protein, sugar
2. Maintain osmolarity (water/ion balance) of blood
Ureter- tube that delivers urine to the bladder
Urinary Bladder- stores urine
Urethra- expels urine
-GLOMERULUS- high pressure in the glomerulus forces blood into bowman's capsule
-BOWMANS CAPSULE: contains glucose, amino acids, salts, UREA
-not protein molecules, cells, RBC, bacteria
-PROXIMAL CONVOLUTED TUBULE: reabsorption of all glucose, most water, salt, and amino acids
-Descending loop of henle: water out
-Ascending loop of henle: NaCl out
-copper solution that turns purple in the presence of peptide bonds
-deep purple= proteins/polypeptides, free amino acids= pale, pink/lavender
-produces a color with mono but not disaccharides
-recycled by the liver, usually made into bile salts
-excess bilirubin, means poor liver function
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