osmotic gradient

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• Osmotic power — Renewable energy Biofuel Biomass Geothermal Hydroelectricity Solar energy Tidal power Wave power Wind power …   Wikipedia

• Osmotic diuretic — An osmotic diuretic is a type of diuretic that inhibits reabsorption of water and sodium. They are pharmacologically inert substances that are given intravenously. They increase the osmolarity of blood and renal filtrate. [1] Two examples are… …   Wikipedia

• Standing gradient osmosis — Water absorption at the colon typically proceeds against a transmucosal osmotic pressure gradient. The standing gradient osmosis is a term used to describe the reabsorption of water against the osmotic gradiet in the intestines. This hypertonic… …   Wikipedia

• Salinity gradient — power or osmotic power is the energy retrieved from the difference in the salt concentration between seawater and river water. Two practical methods for this are Reverse electrodialysis [Power generation by reverse electrodialysis [http://mtg.tnw …   Wikipedia

• Osmosis — is the movement of solvent molecules through a selectively permeable membrane into a region of higher solute concentration, aiming to equalize the solute concentrations on the two sides.[1][2][3] It may also be used to describe a phy …   Wikipedia

• renal system — ▪ anatomy Introduction  in humans (human body), organ system that includes the kidneys, where urine is produced, and the ureters, bladder, and urethra for the passage, storage, and voiding of urine.       In many respects the human excretory, or… …   Universalium

• Countercurrent multiplication — A countercurrent multiplier system is a mechanism that expends energy to create a concentration gradient. It is found widely in nature and especially in mamalian organs. For example, it can refer to the process underlying the process of urine… …   Wikipedia

• Colon (anatomy) — For other uses, see Colon. Colon (anatomy) Front of abdomen, showing surface markings for liver, stomach, and large intestine. Gray s …   Wikipedia

• Vasopressin — Arginine vasopressin Space filling model of arginine vasopressin …   Wikipedia

• Photophosphorylation — through light dependent reactions of photosynthesis at the thylakoid membrane The production of ATP using the energy of sunlight is called photophosphorylation. Only two sources of energy are available to living organisms: sunlight and reduction… …   Wikipedia

• Mammalian eye — Eye Schematic diagram of the human eye …   Wikipedia